KIMAX® Low Form Heavy Duty glass “thick wall” beakers offer superior mechanical strength and durability. Improved safety when used under extreme conditions such as mechanized washing and rough handling. Thick uniform walls throughout and extra wall thickness built into the evenly tooled top rim. All sizes have a durable matte finish marking area and a white graduated scale. Design meets ASTM Specification E960, Type II requirements. Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, ClassA requirements.