Test Tube Set

Everything you need for test tube experiments! This set contains 6 glass test tubes, a rack, cleaning brush, 6 stoppers and clamp. 

Test tubes are made of high-quality borosilicate glass (just like Pyrex or Kimax) that can be heated directly in an open flame. 150 mm tall x 16 mm OD with 14 mm inside diameter. Approximate volume is 22 ml. Uses No. 0 stopper or No. 4 cork.

Test Tube Kit contents:

• 6 large test tubes
• 6 solid rubber stoppers
• Test tube rack
• Test tube brush
• Test tube clamp