Package contains: 10pcs 12x75mm glass test tubes, all tubes have black plastic screw caps for a good seal.
Size (Diameter X Height): 12mm(0.47in) x 75mm(2.95in), and has a volume of 5 ml.
Material: these test tubes of great quality are made of 3.3 Borosilicate glass, which has high heat resistance, acid and alkali resistance and good stability. They can be sterilized at high temperature.
Features: smooth surface, thick glass, high transparency.
Various Uses: can be used for scientific experiments, classroom lab, planting hydroponic plants, also suitable for the storage of liquid, candy, seed, bath salt, spices, beads and powder, party supplies for such as Christmas, Halloween, kids birthday, wedding, science themed party.