Reddit reviews 16x150mm Borosilicate Glass Test Tubes with Cork Stoppers, 23ml Vol, Karter Scientific 201B1 (Pack of 10)
We found 2 Reddit comments about 16x150mm Borosilicate Glass Test Tubes with Cork Stoppers, 23ml Vol, Karter Scientific 201B1 (Pack of 10). Here are the top ones, ranked by their Reddit score.
Test Tubes: 16 x 150mmHigh Quality CorkVolume: 23mlMaterial: Borosilicate GlassPre-Assembled packs of 10
http://www.amazon.com/10-Pack-6-inch-16x150mm-Stoppers/dp/B004O49X7Y/ref=sr_1_cc_3?s=aps&ie=UTF8&qid=1341332710&sr=1-3-catcorr&keywords=testtube
For spices, you can get test tubes with a rack and cork stoppers off Amazon, or at a local scientific supply surplus. Like this.