When your application demands precision and accuracy for dependable and repeatable results, turn to DWK Life Sciences — your partner on every lab journey. Our extensive portfolio of volumetric glassware includes the world’s most trusted brand names including, DURAN®, KIMBLE®, and KIMAX®. Designed, manufactured, and calibrated to deliver consistent accuracy, every piece meets or exceeds the most stringent ASTM and ISO regulatory requirements and our Class A, ASTM, and ISO glassware features the tightest tolerances available on the market. Serialized and certified versions feature-complete traceability through a unique serial number printed on an accompanying certificate. And you can be confident that all calibrated glassware meets NIST certified standards.

• Volumetric Flasks-The widest selection available on the market, including options from Class A, serialized and certified to economical Class B tolerances. Enhanced performance options include the heavy-walled wide mouth, safety coatings, amber, and various stopper choices. All glass products manufactured from 33 expansion, low-extractable borosilicate glass for purity and strength.