Our beakers are made from low-expansion borosilicate glass. Beakers feature heavy and uniform wall thickness, spouts designed for easy pouring, and beaded tops. The 20ml and larger sizes also have a double graduated metric scale and a marking area. Tolerance for beakers is approximately +/- 5%. Additional Info: Beakers, Low Form, Borosilicate Glass, 500ml, Pk/6 Package Size(L x W x H): 12 X 9 X 6 (IN) Categories: Beakers, Glass HTS Code: 7017.90.5000 UNSPSC: 4.11218e+007 Country Of Origin: INDIA