{"product_id":"globe-cylinder-8330005","title":"Graduated Glass Measuring Cylinders, Class B, Dual Scale, TD, ASTM E1272 — 5–250 mL, 2–4\/Box | Globe Scientific","description":"\u003ch2\u003eGraduated Glass Measuring Cylinders, Class B, Dual Scale, To Deliver — 5 to 250 mL, 2–4\/Box\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eGlobe Scientific Graduated Glass Cylinders\u003c\/strong\u003e deliver dependable volumetric measurement across routine bench work, reagent preparation, and sample dispensing. Manufactured from borosilicate glass to ASTM E1272 Class B tolerances, each cylinder features dual graduations for reading from either orientation and a To Deliver (TD) calibration suited to general lab dispensing.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003eGraduated measuring cylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVolume\/Size\u003c\/th\u003e\n\u003ctd\u003e5, 10, 25, 50, 100, 250 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eGlobe Glass borosilicate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eClosure\/Cap\u003c\/th\u003e\n\u003ctd\u003eOpen top, pour spout; hexagonal base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eGraduation\u003c\/th\u003e\n\u003ctd\u003eDual graduations, Class B (ASTM E1272)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCalibration\u003c\/th\u003e\n\u003ctd\u003eTo Deliver (TD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSterility\u003c\/th\u003e\n\u003ctd\u003eNon-sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePack Size\u003c\/th\u003e\n\u003ctd\u003e4\/Box (5–100 mL); 2\/Box (250 mL)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eAvailable Volumes\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eVolume\u003c\/th\u003e\n\u003cth\u003eSKU\u003c\/th\u003e\n\u003cth\u003ePrice (per box)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5 mL (4\/Box)\u003c\/td\u003e\n\u003ctd\u003e8330005\u003c\/td\u003e\n\u003ctd\u003e$86.40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10 mL (4\/Box)\u003c\/td\u003e\n\u003ctd\u003e8330010\u003c\/td\u003e\n\u003ctd\u003e$80.00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e25 mL (4\/Box)\u003c\/td\u003e\n\u003ctd\u003e8330025\u003c\/td\u003e\n\u003ctd\u003e$108.00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e50 mL (4\/Box)\u003c\/td\u003e\n\u003ctd\u003e8330050\u003c\/td\u003e\n\u003ctd\u003e$111.90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e100 mL (4\/Box)\u003c\/td\u003e\n\u003ctd\u003e8330100\u003c\/td\u003e\n\u003ctd\u003e$128.40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e250 mL (2\/Box)\u003c\/td\u003e\n\u003ctd\u003e8330250\u003c\/td\u003e\n\u003ctd\u003e$100.40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMeasuring and dispensing buffers, media, and reagents at the bench\u003c\/li\u003e\n\u003cli\u003ePreparing dilutions and stock solutions for routine QC\u003c\/li\u003e\n\u003cli\u003eVolumetric titrant and indicator preparation in teaching labs\u003c\/li\u003e\n\u003cli\u003eSample volume measurement for environmental and water testing\u003c\/li\u003e\n\u003cli\u003eMixing and transferring liquids during formulation workflows\u003c\/li\u003e\n\u003cli\u003eGeneral clinical and academic glassware support tasks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eReagent Class\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eGood (avoid hot\/concentrated alkalis)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlcohols\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic solvents\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChlorinated solvents\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eAvailable through labsupplies.com as an authorized Globe Scientific dealer, shipping from US inventory. Every box carries lot numbers that support traceability for CAP-, CLIA-, and ISO 15189-accredited labs. Institutional and grant-funded tiered pricing is available — contact us for volume quotes on standing reagent-prep glassware orders.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat does Class B tolerance mean for these cylinders?\u003c\/h3\u003e\n\u003cp\u003eClass B cylinders meet ASTM E1272 accuracy at roughly twice the tolerance of Class A. They suit routine measuring, dilution, and general dispensing where certified analytical precision is not required.\u003c\/p\u003e\n\u003ch3\u003eWhat is the difference between To Deliver (TD) and To Contain calibration?\u003c\/h3\u003e\n\u003cp\u003eTo Deliver glassware is calibrated to dispense the marked volume when poured out, accounting for the small film that clings to the wall. These cylinders are TD, making them well suited to transferring measured liquids.\u003c\/p\u003e\n\u003ch3\u003eWhy do these cylinders have dual graduations?\u003c\/h3\u003e\n\u003cp\u003eDual graduations print scales on opposing sides so the volume can be read regardless of cylinder orientation. This speeds reading at the bench and reduces parallax-related errors.\u003c\/p\u003e\n\u003ch3\u003eAre these cylinders autoclavable?\u003c\/h3\u003e\n\u003cp\u003eYes. The borosilicate Globe Glass construction tolerates standard autoclave cycles and repeated thermal use. Allow gradual heating and cooling to avoid thermal shock and preserve graduation legibility.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Product\",\n  \"name\": \"Globe Scientific Graduated Glass Measuring Cylinders, Class B, Dual Scale, To Deliver, ASTM E1272\",\n  \"brand\": {\"@type\": \"Brand\", \"name\": \"Globe Scientific\"},\n  \"description\": \"Borosilicate graduated measuring cylinders, Class B (ASTM E1272), dual graduations, To Deliver calibration, 5-250 mL, sold per box.\",\n  \"offers\": {\n    \"@type\": \"AggregateOffer\",\n    \"priceCurrency\": \"USD\",\n    \"lowPrice\": \"80.00\",\n    \"highPrice\": \"128.40\",\n    \"offerCount\": \"6\",\n    \"offers\": [\n      {\"@type\": \"Offer\", \"sku\": \"8330005\", \"price\": \"86.40\", \"priceCurrency\": \"USD\"},\n      {\"@type\": \"Offer\", \"sku\": \"8330010\", \"price\": \"80.00\", \"priceCurrency\": \"USD\"},\n      {\"@type\": \"Offer\", \"sku\": \"8330025\", \"price\": \"108.00\", \"priceCurrency\": \"USD\"},\n      {\"@type\": \"Offer\", \"sku\": \"8330050\", \"price\": \"111.90\", \"priceCurrency\": \"USD\"},\n      {\"@type\": \"Offer\", \"sku\": \"8330100\", \"price\": \"128.40\", \"priceCurrency\": \"USD\"},\n      {\"@type\": \"Offer\", \"sku\": \"8330250\", \"price\": \"100.40\", \"priceCurrency\": \"USD\"}\n    ]\n  }\n}\n\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\"@type\": \"Question\", \"name\": \"What does Class B tolerance mean for these cylinders?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Class B cylinders meet ASTM E1272 accuracy at roughly twice the tolerance of Class A. They suit routine measuring, dilution, and general dispensing where certified analytical precision is not required.\"}},\n    {\"@type\": \"Question\", \"name\": \"What is the difference between To Deliver (TD) and To Contain calibration?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"To Deliver glassware is calibrated to dispense the marked volume when poured out, accounting for the small film that clings to the wall. These cylinders are TD, making them well suited to transferring measured liquids.\"}},\n    {\"@type\": \"Question\", \"name\": \"Why do these cylinders have dual graduations?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Dual graduations print scales on opposing sides so the volume can be read regardless of cylinder orientation. This speeds reading at the bench and reduces parallax-related errors.\"}},\n    {\"@type\": \"Question\", \"name\": \"Are these cylinders autoclavable?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The borosilicate Globe Glass construction tolerates standard autoclave cycles and repeated thermal use. Allow gradual heating and cooling to avoid thermal shock and preserve graduation legibility.\"}}\n  ]\n}\n\u003c\/script\u003e","brand":"Globe Scientific","offers":[{"title":"5 mL — Box of 4","offer_id":48612017668328,"sku":"8330005","price":86.4,"currency_code":"USD","in_stock":true},{"title":"10 mL — Box of 4","offer_id":48612017701096,"sku":"8330010","price":80.0,"currency_code":"USD","in_stock":true},{"title":"25 mL — Box of 4","offer_id":48612017733864,"sku":"8330025","price":108.0,"currency_code":"USD","in_stock":true},{"title":"50 mL — Box of 4","offer_id":48612017766632,"sku":"8330050","price":111.9,"currency_code":"USD","in_stock":true},{"title":"100 mL — Box of 4","offer_id":48612017799400,"sku":"8330100","price":128.4,"currency_code":"USD","in_stock":true},{"title":"250 mL — Box of 2","offer_id":48612017832168,"sku":"8330250","price":100.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/8330005_3cf1fa07-ebf1-4b27-a69e-1d8051815fa0.jpg?v=1780433128","url":"https:\/\/labsupplies.com\/products\/globe-cylinder-8330005","provider":"LabSupplies.com","version":"1.0","type":"link"}