Specific Gravity Bottles, "GWL", with Capillary Bore interchangeable Teflon stopper.
| Cat. No. | Capacity ml. | Tolerance ± ml. |
| GWL461/1 | * 5 | 0.1 |
| GWL461/2 | 10 | 0.3 |
| GWL461/3 | 20 | 0.8 |
| GWL461/4 | 25 | 0.8 |
| GWL461/5 | 50 | 1 |
| GWL461/6 | 100 | 2 |
| Note : * With Glass Capillary Stopper. | ||
