

Produced by high boro 3.3 glass or low boro glass(neutral glass/disposable glass) ,clear,low expansion linear-coefficient,high resistance against chemical attacks .
1237 test tube with ground in glass stopper
| capacity(ml) | O.D. of tube (mm) | length(mm) |
| 5 | 12 | 130 |
| 10 | 15 | 160 |
| 15 | 16 | 180 |
| 20 | 18 | 190 |
Thank you for your co-operation in advance and welcome to your early enquiry list!

