Glass Test Tubes

Our Doris test tubes are made from high transparent medical grade glass material. We have a complete sizes of test tubes, from 10*75mm to 20*150mm.

1. The color of glass test tube is clear, the glass material has low borosilicate glass, neutral borosilicate glass,high borosilicate glass and soda lime glass.

2. The diameter of test tube is 6mm-40mm, the length can be from 50mm  to 2000mm.

3. The bottom can be flat or rounded.

4. We can also provide printing.