United Scientific™ graduated cylinders comply with ASTM E1272, Class A standards
They are individually serialized and certified
Each cylinder features a double metric scale, calibrated to deliver
Borosilicate glass 3.3 cylinders with pour spouts feature heavy uniform wall tubing and attached glass hexagonal bases
All cylinders include bumper guards and an individually certified certificate
One-piece molded glass construction with hexagonal base and adjustable plastic bumper guard Strain Point 515°C, Annealing Point 565°C, Softening Point 820°C