{"product_id":"heathrow-scientific-square-weigh-boats","title":"Heathrow Scientific Disposable Square Weigh Boats, PS, 500\/pk","description":"\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eHeathrow Scientific \u003cstrong\u003edisposable square weigh boats\u003c\/strong\u003e in flexible polystyrene for powder weighing, sample taring, and moisture analysis. Available in \u003cstrong\u003eStandard\u003c\/strong\u003e and \u003cstrong\u003eAntistatic\u003c\/strong\u003e formulations across three sizes (Small 46×46×8 mm, Medium 85×85×24 mm, Large 140×140×22 mm) and three colors. The antistatic treatment is embedded into the polystyrene during manufacturing and will not rub off or dissipate. \u003cstrong\u003eTemperature range: -10 to +70°C. FDA food-grade. Pack of 500.\u003c\/strong\u003e Select Size, Color, and Type from the options above.\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\"\u003eStandard vs. Antistatic Weigh Boats\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eStandard Weighing Boats\u003c\/th\u003e\n\u003cth\u003eAntistatic Weighing Boats\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard polystyrene (PS)\u003c\/td\u003e\n\u003ctd\u003eAntistatic PS — treatment embedded during manufacturing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAntistatic Treatment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003ctd\u003ePermanent — will not rub off, wash off, or dissipate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBest For\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRoutine powder weighing, liquids, granules, mixing, taring\u003c\/td\u003e\n\u003ctd\u003eFine powders, APIs, metal powders, desiccants; sub-milligram analytical work\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColors Available\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite, Blue, Black\u003c\/td\u003e\n\u003ctd\u003eWhite, Blue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMoisture Analyzer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCompatible to +70°C\u003c\/td\u003e\n\u003ctd\u003eCompatible to +70°C\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\"\u003eSize Selection Guide\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003eDimensions (L×W×H)\u003c\/th\u003e\n\u003cth\u003eApprox. Capacity\u003c\/th\u003e\n\u003cth\u003eStandard SKUs\u003c\/th\u003e\n\u003cth\u003eAntistatic SKUs\u003c\/th\u003e\n\u003cth\u003ePrice (500\/pk)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSmall\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e46×46×8 mm\u003c\/td\u003e\n\u003ctd\u003e~7 mL\u003c\/td\u003e\n\u003ctd\u003eHS1420A (White), HS1421A (Blue), HS1423A (Black)\u003c\/td\u003e\n\u003ctd\u003eHS1420AA (White), 120222 (Blue)\u003c\/td\u003e\n\u003ctd\u003e$38–$41\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMedium\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e85×85×24 mm\u003c\/td\u003e\n\u003ctd\u003e~85 mL\u003c\/td\u003e\n\u003ctd\u003eHS1420B (White), HS1421B (Blue), HS1423B (Black)\u003c\/td\u003e\n\u003ctd\u003eHS1420BB (White), 120223 (Blue)\u003c\/td\u003e\n\u003ctd\u003e$52–$54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLarge\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e140×140×22 mm\u003c\/td\u003e\n\u003ctd\u003e~280 mL\u003c\/td\u003e\n\u003ctd\u003eHS1420C (White), HS1421C (Blue), HS1423C (Black)\u003c\/td\u003e\n\u003ctd\u003eHS1420CC (White), 120224 (Blue)\u003c\/td\u003e\n\u003ctd\u003e$104–$107\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\"\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\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eSmooth polystyrene surface for accurate pour-out\u003c\/strong\u003e — minimal sample loss when transferring powders, granules, or liquids. Rounded corners flex to form a controlled pour channel.\u003c\/p\u003e\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\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eWide, flat base prevents tipping\u003c\/strong\u003e — stable on analytical balance pans and moisture analyzer platforms. No rocking or tilting during weighing.\u003c\/p\u003e\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\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eBiologically inert, FDA food-grade polystyrene\u003c\/strong\u003e — resistant to dilute acids, dilute bases, aqueous solutions, and alcohols. Suitable for pharmaceutical, food, and environmental lab use.\u003c\/p\u003e\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\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eMicrowave and halogen moisture analyzer compatible\u003c\/strong\u003e — rated to +70°C. Use directly in moisture determination without transfer.\u003c\/p\u003e\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\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eColor-coded lab organization\u003c\/strong\u003e — three colors for project, compound, or operator separation. Black boats provide high contrast for light-colored powders. White standard for general use. Blue for secondary identification.\u003c\/p\u003e\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\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eAntistatic treatment is permanent\u003c\/strong\u003e — embedded into the polystyrene during manufacturing. Will not rub off, wash off, or dissipate with handling or ambient humidity change.\u003c\/p\u003e\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\"\u003eLaboratory Applications for Square Weigh Boats\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\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eAnalytical balance taring\u003c\/strong\u003e — place on balance pan, tare to zero, dispense sample directly. Flat base fits standard 80–120 mm analytical balance pans.\u003c\/p\u003e\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\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003ePharmaceutical API weighing\u003c\/strong\u003e — antistatic weigh boats are recommended for active pharmaceutical ingredients, excipients, and fine drug powders where static charge causes adhesion and weighing error.\u003c\/p\u003e\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\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003ePowder dispensing and reagent prep\u003c\/strong\u003e — flexible corners form a pour channel for controlled transfer to volumetric flasks, reaction vessels, and weighing dishes.\u003c\/p\u003e\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\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eMoisture analysis\u003c\/strong\u003e — PS is compatible with microwave and halogen moisture analyzers. Load sample directly into boat on moisture analyzer pan.\u003c\/p\u003e\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\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eChemistry and materials research\u003c\/strong\u003e — weigh catalysts, metal powders, polymer pellets, and reagents for synthesis. Antistatic formulation for static-sensitive materials.\u003c\/p\u003e\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\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eEnvironmental and food QC\u003c\/strong\u003e — FDA food-grade PS. Suitable for food sample preparation and environmental sample taring.\u003c\/p\u003e\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\u003eDoes the antistatic treatment wear off?\u003c\/strong\u003e\u003cbr\u003eNo. The antistatic treatment is embedded into the polystyrene during manufacturing — it is not a surface coating and will not rub off, wash off, or dissipate with normal lab use or ambient humidity changes.\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\u003eCan these disposable weigh boats be used with a microwave moisture analyzer?\u003c\/strong\u003e\u003cbr\u003eYes. Both Standard and Antistatic formulations are rated to +70°C and are compatible with microwave and halogen moisture analyzers for rapid moisture determination.\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\u003eAre sterile weighing boats available?\u003c\/strong\u003e\u003cbr\u003eYes. See \u003ca href=\"\/products\/heathrow-scientific-sterile-square-weigh-boats\"\u003eHeathrow Scientific Sterile Antistatic Square Weigh Boats\u003c\/a\u003e (120880 Small, 120710 Medium) — individually sterile, 5-wrap packaging, 500\/pk.\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 Black Standard and Black Antistatic?\u003c\/strong\u003e\u003cbr\u003eBlack weigh boats are available in Standard formulation only (HS1423A\/B\/C). For antistatic black, use White or Blue Antistatic (HS1420AA\/BB\/CC or 120222\/223\/224). All sizes and colors have identical dimensions within the same size group.\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\"\u003eAcademic and Institutional Pricing\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eLabSupplies.com offers tiered quantity pricing for academic and research institutions. As an authorized dealer, we ship directly from USA inventory.\u003c\/p\u003e\n","brand":"Heathrow Scientific","offers":[{"title":"Small \/ White \/ Standard","offer_id":48096605536488,"sku":"HS1420A","price":38.0,"currency_code":"USD","in_stock":true},{"title":"Small \/ Blue \/ Standard","offer_id":48096605569256,"sku":"HS1421A","price":39.0,"currency_code":"USD","in_stock":true},{"title":"Small \/ Black \/ Standard","offer_id":48096605602024,"sku":"HS1423A","price":41.0,"currency_code":"USD","in_stock":true},{"title":"Small \/ White \/ Antistatic","offer_id":48096605634792,"sku":"HS1420AA","price":41.0,"currency_code":"USD","in_stock":true},{"title":"Small \/ Blue \/ Antistatic","offer_id":48096605667560,"sku":"120222","price":40.0,"currency_code":"USD","in_stock":true},{"title":"Medium \/ White \/ Standard","offer_id":48096605700328,"sku":"HS1420B","price":52.0,"currency_code":"USD","in_stock":true},{"title":"Medium \/ Blue \/ Standard","offer_id":48096605733096,"sku":"HS1421B","price":52.0,"currency_code":"USD","in_stock":true},{"title":"Medium \/ Black \/ Standard","offer_id":48096605765864,"sku":"HS1423B","price":54.0,"currency_code":"USD","in_stock":true},{"title":"Medium \/ White \/ Antistatic","offer_id":48096605798632,"sku":"HS1420BB","price":54.0,"currency_code":"USD","in_stock":true},{"title":"Medium \/ Blue \/ Antistatic","offer_id":48096605831400,"sku":"120223","price":54.0,"currency_code":"USD","in_stock":true},{"title":"Large \/ White \/ Standard","offer_id":48096605864168,"sku":"HS1420C","price":104.0,"currency_code":"USD","in_stock":true},{"title":"Large \/ Blue \/ Standard","offer_id":48096605896936,"sku":"HS1421C","price":104.0,"currency_code":"USD","in_stock":true},{"title":"Large \/ Black \/ Standard","offer_id":48096605929704,"sku":"HS1423C","price":107.0,"currency_code":"USD","in_stock":true},{"title":"Large \/ White \/ Antistatic","offer_id":48096605962472,"sku":"HS1420CC","price":107.0,"currency_code":"USD","in_stock":true},{"title":"Large \/ Blue \/ Antistatic","offer_id":48096605995240,"sku":"120224","price":107.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/unnamed_82a02994-eace-4fa3-8ce2-1b8d23a1006d.jpg?v=1772565084","url":"https:\/\/labsupplies.com\/products\/heathrow-scientific-square-weigh-boats","provider":"LabSupplies.com","version":"1.0","type":"link"}