These glass test tubes are made from N-51A borosilicate glass tubing with a sturdy lip and uniform wall thickness for maximum heat transfer and chemical resistance. These plain glass test tubes do not have a marking spot
| SKS Science Products | |
|---|---|
| Product Category | Test Tubes |
| Product Number | 45050-25150 |
| Product Name | Test Tubes, Plain Glass Test Tubes |
| Glass Material | Glass |
