Laboratory Test tubes Glass 18 x 150mm

Laboratory Test Tubes Glass 18 x 150mm Made of borosilicate glass A great valuable laboratory instrument autoclavable and re-usable Completely unmarked for decorative use/custom imprinting optional standard lab test tube Capacity/volume: ~30mL/1.25 fl oz Bottom tubes that are made borosilicate glass to reduce pH change and contaminants potentially leached from soda-lime glass.