Test Tube, plain, with bakelite screw cap & rubber liner, Material: Made from high quality, heavy duty, Borosilicate Glass, Dimension: 75x16mm, capacity: 5 ml, pack of 24
Tubing Flint Glass 60 cm L x 10 OD x 1.20 mm Wall 1LB, for easy bending, blowing, and sealing of soft glass apparatus. Wall uniformity controlled within +/- 0.05 mm. Tolerance of the outside diameter is +/- 0.20 mm