KIMBLE® KIMAX® Class A Serialized & Certified, Micro Volumetric Flask, Borosilicate Glass with Stopper, 5mL, case/6

Volumetric flasks are ideal for measuring accurate volumes of liquids.

• Letters "TC" on the flask indicate to contain
• Flask is permanently marked with an individual serial number and a marking spot
• Supplied with a Certificate of Graduation Accuracy
• Graduation ring blasted on the neck
• Standard Taper ground glass stopper is supplied with the flask
• Cylindrical bodies allow for better mixing, draining and withdrawal of samples by pipet
• Wide base (circular for sizes 1, 2, and 5 mL and hexagonal for sizes 10 and 25 mL) imparts much greater stability than is possible with a conventionally shaped flask
• Sizes 1-5 mL are designed from recommendations published by the Committee on Micro chemical Apparatus of the Analytical Division, American Chemical Society, "Analytical Chemistry," 28, page 1993 (Dec. 1956.)
• All sizes are designed from ASTM Specification E237, Class A serialized requirements
• Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements