50pcs Vol.16ml Borosilicate Glass Test Tubes, 16x150mm with Round Bottom, Hea…
Contains 50pcs of Vol.16ml test tubes, 16x150mm, round bottom with fire-polished rims. Material: Made of heat resistant borosilicate glass, well annealed and chemically stable. glass test tubes are made of borosilicate glass material, which has great chemical resistance, autoclavable.

