Pre-cleaned borosilicate glass test tubes with rims. Tubes can be used for hot or cold applications, are reusable, and can be autoclaved. Additional Info: Test Tube W/ Rim, Borosilicate Glass, 16 X 100mm, Pack Of 72 Package Size(L x W x H): 9.5 X 5.5 X 6 (IN) Categories: Test Tubes, Glass HTS Code: 7017.90.5000 UNSPSC: 4.11217e+007 Country Of Origin: INDIA