About this item

• StonyLab Glass Test Tube with PTFE Screw Cap and green fluororubber O-ring
• Capacity: 10 ml; 25ml; 50ml; 100ml.
• Heavy duty Borosilicate glass construction, round bottom and graduated.
• Max use temperature: 240°; max pressure tolerance: 6 standard atmospheres; please note this tube is NOT Microwave safe.
• Warranty: StonyLab 1-year limited warranty; if received damaged, please contact us immediately; we will solve it until satisfied.
• ASIN: B09783MJ8W, B09782Z2BK, B0978M63K5, B097839RHS