{"title":"Sample \u0026 Benchtop Coolers","description":"\u003cp\u003e\u003cstrong\u003eBenchtop sample coolers and PCR coolers\u003c\/strong\u003e that hold tubes and plates at temperature away from the ice bucket. This collection features Heathrow Scientific's \u003cstrong\u003eTrue North\u003c\/strong\u003e mini-coolers and PCR coolers — thermally buffered blocks that keep enzymes, reagents, and samples chilled for extended bench work.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrue North Mini-Coolers\u003c\/strong\u003e — 12- and 32-well benchtop coolers for microtubes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold-Point Coolers\u003c\/strong\u003e — 0 °C and −20 °C models that pre-chill in the freezer and hold temperature on the bench\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePCR Coolers\u003c\/strong\u003e — 96-well coolers that keep PCR plates and strips cold during setup\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFreeze the cooler block ahead of time, then load tubes or plates to protect temperature-sensitive samples without a constant ice supply. Every item ships from Heathrow Scientific with well count and temperature rating listed for accurate ordering.\u003c\/p\u003e","products":[{"product_id":"heathrow-true-north-mini-cooler-32-well","title":"True North Mini Benchtop Cooler 32-Well - 120071\/120072\/120074\/120075 | 0°C or -20°C, Clear or Gel-Filled Lid","description":"\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eHeathrow Scientific \u003cstrong\u003eTrue North™ Mini Benchtop Coolers\u003c\/strong\u003e keep \u003cstrong\u003e0.5–2.0 mL tubes\u003c\/strong\u003e cold during bench workflows where temperature drift can degrade enzymes, PCR reagents, and other temperature-sensitive samples. Use them on the benchtop or stage them in a freezer to deliver predictable cold contact without ice baths.\u003c\/p\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eChoose \u003cstrong\u003e0°C\u003c\/strong\u003e models for routine reagent setup and short bench handling, or \u003cstrong\u003e-20°C\u003c\/strong\u003e models for colder staging. For longer hold times, select the \u003cstrong\u003egel-filled lid\u003c\/strong\u003e versions (see the model table below for verified retention times).\u003c\/p\u003e\n\u003ch2 class=\"mb-2 mt-4 font-display font-semimedium text-base first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\"\u003eFeatures and Benefits\u003c\/h2\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eProtect temperature-sensitive samples at the bench or in the freezer.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003ePolycarbonate construction with rubber non-slip feet for stability on wet or gloved benches.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eGridded and keyed one-position lids support fast, low-error sample identification.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eGel-filled lid options are available for extended temperature retention compared to clear-lid models.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e0.5 mL tube adapters are supplied as standard with the 0.5–2.0 mL tube size versions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eTemperature-retention graph is included for quick validation of expected hold time.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eBacked by a 2-year manufacturer warranty.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"mb-2 mt-4 font-display font-semimedium text-base first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eProperty\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand \/ Manufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHeathrow Scientific\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Line\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTrue North™ Mini Cooler\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTube Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.5 to 2.0 mL tubes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCapacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32 wells (4 × 8 array)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePolycarbonate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions (L × W × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9.6 × 4.1 × 3.9 in (24.5 × 10.5 × 10 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 each\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIncluded\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTemperature-retention graph; 0.5 mL tube adapters (for 0.5–2.0 mL versions)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2-year warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eAvailable Models\u003c\/strong\u003e\u003cbr\u003eSelect the exact configuration by temperature, lid type, and color:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSKU\u003c\/th\u003e\n\u003cth\u003eTemperature\u003c\/th\u003e\n\u003cth\u003eLid\u003c\/th\u003e\n\u003cth\u003eColor\u003c\/th\u003e\n\u003cth\u003eTemperature Retention\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e120071\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0°C\u003c\/td\u003e\n\u003ctd\u003eClear\u003c\/td\u003e\n\u003ctd\u003eGreen\u003c\/td\u003e\n\u003ctd\u003e1°C for 2 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e120072\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0°C\u003c\/td\u003e\n\u003ctd\u003eGel Filled\u003c\/td\u003e\n\u003ctd\u003eGreen\u003c\/td\u003e\n\u003ctd\u003e1°C for 5 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e120074\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-20°C\u003c\/td\u003e\n\u003ctd\u003eClear\u003c\/td\u003e\n\u003ctd\u003eBlue\u003c\/td\u003e\n\u003ctd\u003e-15°C for 1 hour\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e120075\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-20°C\u003c\/td\u003e\n\u003ctd\u003eGel Filled\u003c\/td\u003e\n\u003ctd\u003eBlue\u003c\/td\u003e\n\u003ctd\u003e-15°C for 1 hour\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eNeed a compact 12-well format? Search SKU \u003ca href=\"\/search?q=120070\"\u003e120070\u003c\/a\u003e. Need a 96-place 0.2 mL format? Search SKU \u003ca href=\"\/search?q=120076\"\u003e120076\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2 class=\"mb-2 mt-4 font-display font-semimedium text-base first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\"\u003eLaboratory Applications\u003c\/h2\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003ePCR and qPCR reagent setup (master mixes, enzymes, primers\/probes).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eCold staging for tube-based sample prep workflows where timing varies across runs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eEnzyme and antibody handling during aliquoting, labeling, and short transfers.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eControlled bench cooling without condensation and pooling water from ice trays.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"mb-2 mt-4 font-display font-semimedium text-base first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eWhat tube sizes fit these mini coolers?\u003c\/strong\u003e\u003cbr\u003eThese models are specified for 0.5 to 2.0 mL tubes (32-well, 4 × 8 array). 0.5 mL tube adapters are supplied for the 0.5–2.0 mL versions.\u003c\/p\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eWhat is the difference between clear-lid and gel-filled lid models?\u003c\/strong\u003e\u003cbr\u003eGel-filled lid models are designed for longer temperature retention than clear-lid models. See the “Available Models” table for the verified retention times for each SKU.\u003c\/p\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eHow should I pre-chill the cooler before use?\u003c\/strong\u003e\u003cbr\u003ePre-chill the unit in the appropriate freezer (0°C or -20°C model selection) and use the included temperature-retention graph to match hold time to your workflow.\u003c\/p\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eIs there a warranty?\u003c\/strong\u003e\u003cbr\u003eYes. The manufacturer specifies a 2-year warranty for these mini benchtop coolers.\u003c\/p\u003e\n\u003ch2 class=\"mb-2 mt-4 font-display font-semimedium text-base first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\"\u003eQuality Assurance\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eThese mini coolers are specified with a polycarbonate body, gridded\/keyed lids for identification, and include a temperature-retention graph for quick validation. Manufacturer documentation lists a 2-year warranty.\u003c\/p\u003e\n\u003ch2 class=\"mb-2 mt-4 font-display font-semimedium text-base first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\"\u003eOrdering\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eAuthorized dealer, ships from USA inventory. Serving academic, government, and research laboratories nationwide.\u003c\/p\u003e","brand":"Heathrow Scientific","offers":[{"title":"0°C \/ Clear \/ Green","offer_id":48093642752232,"sku":"120071","price":259.0,"currency_code":"USD","in_stock":true},{"title":"0°C \/ Gel Filled \/ Green","offer_id":48093642785000,"sku":"120072","price":298.0,"currency_code":"USD","in_stock":true},{"title":"'-20°C \/ Clear \/ Blue","offer_id":48705835663592,"sku":"120074","price":245.0,"currency_code":"USD","in_stock":true},{"title":"'-20°C \/ Gel Filled \/ Blue","offer_id":48705835696360,"sku":"120075","price":282.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/unnamed_6c8f9402-ec14-43b8-a1eb-a8d870f8b5f0.jpg?v=1772403305"},{"product_id":"heathrow-true-north-mini-cooler-12-well","title":"True North Mini Benchtop Cooler 12-Well - 120073 | -20°C, Clear Lid","description":"\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eThe Heathrow Scientific \u003cstrong\u003eTrue North™ 12‑Place Mini Benchtop Cooler\u003c\/strong\u003e is a compact solution for keeping \u003cstrong\u003e0.5–2.0 mL tubes\u003c\/strong\u003e cold during bench work such as PCR prep, enzyme handling, and time‑staggered sample processing.\u003c\/p\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eThis 12‑well model is specified for \u003cstrong\u003e-20°C\u003c\/strong\u003e use with a clear lid and a verified retention of \u003cstrong\u003e-15°C for 1 hour\u003c\/strong\u003e. If you need the green 0°C 12‑well version, search SKU \u003ca href=\"\/search?q=120070\"\u003e120070\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2 class=\"mb-2 mt-4 font-display font-semimedium text-base first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\"\u003eFeatures and Benefits\u003c\/h2\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eProtect temperature-sensitive samples at the bench or in the freezer.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003ePolycarbonate construction with rubber non-slip feet for stable bench placement.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eGridded and keyed one-position lid supports quick sample identification.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e0.5 mL tube adapters are supplied as standard with the 0.5–2.0 mL tube size versions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eTemperature-retention graph included.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e2-year manufacturer warranty.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"mb-2 mt-4 font-display font-semimedium text-base first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eProperty\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120073\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand \/ Manufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHeathrow Scientific\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Line\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTrue North™ Mini Cooler\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTube Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.5 to 2.0 mL tubes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCapacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12 wells (3 × 4 array)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLid\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eClear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePolycarbonate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLow Temperature Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-20°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Retention\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-15°C for 1 hour\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions (L × W × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.7 × 4.1 × 3.9 in (14.5 × 10.5 × 10 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 each\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIncluded\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTemperature-retention graph; 0.5 mL tube adapters (for 0.5–2.0 mL versions)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2-year warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 class=\"mb-2 mt-4 font-display font-semimedium text-base first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\"\u003eLaboratory Applications\u003c\/h2\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003ePCR and qPCR reagent setup when you only need a small footprint on the bench.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eCold staging for small batches of samples where ice baths are impractical.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eShort transfers and aliquoting where maintaining cold contact reduces variability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"mb-2 mt-4 font-display font-semimedium text-base first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eWhat tube sizes does the 12-place cooler fit?\u003c\/strong\u003e\u003cbr\u003eThis model is specified for 0.5 to 2.0 mL tubes.\u003c\/p\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eHow long will it stay cold on the bench?\u003c\/strong\u003e\u003cbr\u003eThe manufacturer specifies a temperature retention of -15°C for 1 hour for this -20°C model.\u003c\/p\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eDoes it include adapters for 0.5 mL tubes?\u003c\/strong\u003e\u003cbr\u003eYes. 0.5 mL tube adapters are supplied as standard with the 0.5–2.0 mL tube size versions.\u003c\/p\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eIs there a warranty?\u003c\/strong\u003e\u003cbr\u003eYes. The manufacturer specifies a 2-year warranty.\u003c\/p\u003e\n\u003ch2 class=\"mb-2 mt-4 font-display font-semimedium text-base first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\"\u003eQuality Assurance\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eManufacturer documentation lists polycarbonate construction, an included temperature-retention graph, and a 2-year warranty for True North™ mini coolers.\u003c\/p\u003e\n\u003ch2 class=\"mb-2 mt-4 font-display font-semimedium text-base first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\"\u003eOrdering\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eAuthorized dealer, ships from USA inventory. Serving academic, government, and research laboratories nationwide.\u003c\/p\u003e","brand":"Heathrow Scientific","offers":[{"title":"Blue","offer_id":48093642916072,"sku":"120073","price":140.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/unnamed_2f0c5370-377b-4ec7-9f52-fb7191933cd1.jpg?v=1772403305"},{"product_id":"heathrow-scientific-120729-pcr-cooler-96-well-pink-purple-lt-blue-dk-blue-pk2","title":"Heathrow Scientific PCR Cooler, 96-Well, Pink\/Purple \u0026 Lt.Blue\/Dk.Blue, pk2 | 120729","description":"\u003cp\u003e\u003cstrong\u003eHeathrow Scientific 120729 PCR Cooler 96-Well is a Polypropylene and Polycarbonate benchtop cooler designed for maintaining PCR samples at 0°C for over an hour.\u003c\/strong\u003e\u003c\/p\u003e\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eHeathrow Scientific 120729 PCR Cooler is a 96-well, ice-free cooling system sold as a mixed-color pack of 2 — one Pink\/Purple cooler (120727 color) and one Lt.Blue\/Dk.Blue cooler (120728 color). Made from polypropylene with a polycarbonate lid, each cooler maintains the entire 96-well plate at 0°C for over an hour and keeps sample temperatures below 5°C for up to three hours with the lid off. Each unit signals the user with a distinct color change when the 6°C ceiling is exceeded — purple to pink or dark blue to light blue — making this mixed pack ideal for labs that need to visually separate projects, users, or reagent classes at shared benchtops from day one.\u003c\/p\u003e\n\n\u003ch2 class=\"mb-2 mt-4 font-display font-semimedium text-base first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\"\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cstrong\u003eOne of Each Color:\u003c\/strong\u003e Pack includes one Pink\/Purple and one Lt.Blue\/Dk.Blue cooler — the most versatile starting configuration for labs that need visual sample separation across two concurrent workflows.\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cstrong\u003eColor-Change Temperature Alert:\u003c\/strong\u003e Each cooler transitions to a lighter shade when the 6°C ceiling is exceeded — no thermometer needed. Pink\/Purple shifts purple→pink; Lt.Blue\/Dk.Blue shifts dark→light blue.\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cstrong\u003eMaintains 0°C for Over 1 Hour:\u003c\/strong\u003e After 2 hours pre-cooling at -20°C, the entire 96-well plate is held at 0°C for over an hour — keeping thermosensitive reagents, enzymes, and reactions protected throughout setup.\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cstrong\u003eBelow 5°C for Up to 3 Hours:\u003c\/strong\u003e With the lid off, sample temperature stays below 5°C for up to three hours — providing an extended working window for high-throughput plate setup.\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cstrong\u003ePatented Lid Doubles as a Stand:\u003c\/strong\u003e The polycarbonate lid slides out, rotates 180°, and becomes a stand — elevating the cooler off the benchtop to minimize conductive heat transfer and extend cold-holding time.\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cstrong\u003eUniversal 96-Well Compatibility:\u003c\/strong\u003e Fits 0.2 mL and 0.5 mL PCR® tubes, strips, single-format tubes, and most standard and low-profile 96-well assay plates.\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cstrong\u003eAlphanumeric Well IDs:\u003c\/strong\u003e Each well is labeled for fast, error-free sample location and retrieval during high-throughput runs.\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cstrong\u003e2-Year Warranty:\u003c\/strong\u003e Backed by Heathrow Scientific's standard 2-year warranty on both cooler bodies.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2 class=\"mb-2 mt-4 font-display font-semimedium text-base first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\"\u003eSpecifications\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto my-4\"\u003e\n \u003ctable class=\"min-w-full text-left text-sm border-collapse border border-gray-300\"\u003e\n \u003cthead class=\"bg-gray-100 font-semibold\"\u003e\n \u003ctr\u003e\n \u003cth class=\"p-2 border border-gray-300\"\u003eProperty\u003c\/th\u003e\n \u003cth class=\"p-2 border border-gray-300\"\u003eValue\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003c\/thead\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e120729\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e\u003cstrong\u003ePack Contents\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e1× Pink\/Purple cooler + 1× Lt.Blue\/Dk.Blue cooler\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e\u003cstrong\u003eWell Format\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e96-Well\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e\u003cstrong\u003eTube Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e0.2 mL and 0.5 mL PCR® tubes, strips, single-format; standard and low-profile 96-well assay plates\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e\u003cstrong\u003eTemperature Performance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e0°C for \u0026gt;1 hour; \u0026lt;5°C for up to 3 hours (lid off)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e\u003cstrong\u003ePre-Cooling Requirement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e2 hours at -20°C\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e\u003cstrong\u003eTemperature Alert\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003eColor change at 6°C ceiling (purple→pink; dark blue→light blue)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e\u003cstrong\u003eCooler Body Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003ePolypropylene (PP)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e\u003cstrong\u003eLid Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003ePolycarbonate (PC)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e\u003cstrong\u003eDimensions (L × W × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e4.3\" × 5.8\" × 1.9\" (110 × 148 × 48 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003ePack of 2 (mixed colors)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e2 Years\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003eChina\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003eHeathrow Scientific\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003c\/tbody\u003e\n \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2 class=\"mb-2 mt-4 font-display font-semimedium text-base first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\"\u003eLaboratory Applications\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eThe mixed-color 120729 pack is the default choice for shared lab benchtops, multi-user PCR setups, and core facilities where two researchers need to work simultaneously from separate coolers without cross-contaminating samples. One cooler can hold a master mix while the other holds template DNA, with the distinct colors preventing mix-ups during high-throughput plate loading. Genomics, NGS prep, qPCR, and cell-based assay labs all benefit from the visual color-separation that two differently-colored coolers provide. For labs that want two coolers of the same color, see the \u003ca href=\"\/search?q=120727\"\u003e120727 (Pink\/Purple, pk2)\u003c\/a\u003e or \u003ca href=\"\/search?q=120728\"\u003e120728 (Lt.Blue\/Dk.Blue, pk2)\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2 class=\"mb-2 mt-4 font-display font-semimedium text-base first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eWhat exactly comes in the 120729 PCR Cooler pack?\u003c\/strong\u003e\u003cbr\u003e\nSKU 120729 contains two coolers: one Pink\/Purple (identical to 120727) and one Lt.Blue\/Dk.Blue (identical to 120728). Both are the same 96-well format, dimensions, and temperature performance — only the color and color-change indication differ. If you need two coolers of the same color, order \u003ca href=\"\/search?q=120727\"\u003e120727\u003c\/a\u003e (2× Pink\/Purple) or \u003ca href=\"\/search?q=120728\"\u003e120728\u003c\/a\u003e (2× Lt.Blue\/Dk.Blue).\u003c\/p\u003e\n\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eHow long does the 120729 PCR Cooler maintain 0°C?\u003c\/strong\u003e\u003cbr\u003e\nAfter pre-cooling for 2 hours at -20°C, each cooler maintains the entire 96-well plate at 0°C for over one hour. With the lid off, sample temperatures stay below 5°C for up to three hours.\u003c\/p\u003e\n\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eWhat does the color change indicate and how does it work?\u003c\/strong\u003e\u003cbr\u003e\nEach cooler uses a thermochromic material that changes shade when the temperature exceeds 6°C — the Pink\/Purple unit shifts from purple to pink, and the Lt.Blue\/Dk.Blue unit shifts from dark blue to light blue. The change can occur across the entire cooler body or in individual wells, allowing users to pinpoint exactly which samples may have warmed.\u003c\/p\u003e\n\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eWhat tube formats are compatible with the 120729 PCR Cooler?\u003c\/strong\u003e\u003cbr\u003e\nBoth coolers in the pack accept 0.2 mL and 0.5 mL PCR® tubes, 8-strip tubes, single-format tubes, and most standard and low-profile 96-well assay plates. For compatible 96-well PCR plates and strips, see the \u003ca href=\"\/search?q=PCR-FS-02\"\u003eGlobe Scientific 96-Well PCR plates\u003c\/a\u003e available in the LabSupplies catalog.\u003c\/p\u003e\n\n\u003ch2 class=\"mb-2 mt-4 font-display font-semimedium text-base first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\"\u003eOrdering\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eAuthorized dealer, ships from USA inventory. Serving academic, government, and research laboratories nationwide.\u003c\/p\u003e\u003ch3 style=\"margin-top: 20px;\"\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eProduct Name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePCR COOLERS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120729\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePack of 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCapacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e96 Wells\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eTube sizes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0.2 mL, 0.5 mL and assay plates\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCooler material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003epolypropylene\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eLid material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003epolycarbonate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e4.3 x 5.8 x 1.9 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 Years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor options\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePink and Purple, Light Blue and Dark Blue, Assorted (Pink\/Light Blue and Purple\/Dark Blue)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2267.96 grams\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eAutoclavable\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eNot Autoclavable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShape\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRectangular, Rounded Corners\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStackable\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSterility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eNon-sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3 style=\"margin-top: 20px;\"\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cdiv style=\"margin-top: 15px;\"\u003e\n\u003cstrong\u003eQ: What is the Heathrow Scientific 120729 PCR Cooler used for?\u003c\/strong\u003e\u003cbr\u003eA: The Heathrow Scientific 120729 PCR Cooler is designed for thermosensitive applications, PCR, cell-based assays, gentle sample thawing, and stopping reactions.\u003c\/div\u003e\u003cdiv style=\"margin-top: 15px;\"\u003e\n\u003cstrong\u003eQ: What materials are used in the Heathrow Scientific 120729 PCR Cooler?\u003c\/strong\u003e\u003cbr\u003eA: The cooler is made from polypropylene and the lid is made from polycarbonate.\u003c\/div\u003e\u003cdiv style=\"margin-top: 15px;\"\u003e\n\u003cstrong\u003eQ: How long does the Heathrow Scientific 120729 PCR Cooler maintain temperature?\u003c\/strong\u003e\u003cbr\u003eA: It maintains the entire 96-Well plate at 0°C for over an hour and sample temperature below 5°C for up to three hours (with lid off).\u003c\/div\u003e\u003cdiv style=\"margin-top: 15px;\"\u003e\n\u003cstrong\u003eQ: What are the dimensions of the Heathrow Scientific 120729 PCR Cooler?\u003c\/strong\u003e\u003cbr\u003eA: The dimensions are 4.3 x 5.8 x 1.9 inches (11 cm length).\u003c\/div\u003e\u003ch3 style=\"margin-top: 20px;\"\u003eOrdering\u003c\/h3\u003e\u003cp\u003eAuthorized dealer, ships from USA inventory. Serving academic, government, and research laboratories nationwide.\u003c\/p\u003e","brand":"Heathrow Scientific","offers":[{"title":"Pack of 2","offer_id":48099262431464,"sku":"120729","price":88.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/unnamed_b224b773-608f-4b95-9988-aeeea3097fbd.jpg?v=1772684907"},{"product_id":"heathrow-true-north-mini-cooler-96-place","title":"Heathrow Scientific True North 96-Place Mini-Cooler -20°C - 120076 | Polycarbonate, Blue","description":"\u003ch2\u003eHeathrow Scientific True North 96-Place Mini-Cooler -20°C - 120076 | Polycarbonate, Blue\u003c\/h2\u003e\n\u003cp\u003eThe Heathrow Scientific True North 96-Place Mini-Cooler -20°C is a Heathrow Scientific laboratory product designed for reliable performance in research and clinical laboratory environments.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120076\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHeathrow Scientific\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePolycarbonate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 Each\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIndia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eOrdering\u003c\/h3\u003e\n\u003cp\u003eAuthorized dealer, ships from USA inventory. Serving academic, government, and research laboratories nationwide.\u003c\/p\u003e","brand":"Heathrow Scientific","offers":[{"title":"Each","offer_id":48126424350952,"sku":"120076","price":298.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/unnamed_4b698fb6-55d4-4003-a951-01e7e072f176.jpg?v=1773421337"},{"product_id":"heathrow-true-north-mini-cooler-12-place","title":"Heathrow Scientific True North 12-Place Mini-Cooler 0°C - 120070 | Polycarbonate, Green","description":"\u003ch2\u003eHeathrow Scientific True North 12-Place Mini-Cooler 0°C - 120070 | Polycarbonate, Green\u003c\/h2\u003e\n\u003cp\u003eThe Heathrow Scientific True North 12-Place Mini-Cooler 0°C is a Heathrow Scientific laboratory product designed for reliable performance in research and clinical laboratory environments.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120070\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHeathrow Scientific\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePolycarbonate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGreen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 Each\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIndia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eOrdering\u003c\/h3\u003e\n\u003cp\u003eAuthorized dealer, ships from USA inventory. Serving academic, government, and research laboratories nationwide.\u003c\/p\u003e","brand":"Heathrow Scientific","offers":[{"title":"Each","offer_id":48126424383720,"sku":"120070","price":140.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/unnamed_0357d672-3dd6-4db8-80aa-3cb9ca2d1547.jpg?v=1773421339"}],"url":"https:\/\/labsupplies.com\/collections\/sample-benchtop-coolers.oembed","provider":"LabSupplies.com","version":"1.0","type":"link"}