| Cat.No. | Capacity ml. | Tolerence ± ml. | Stopper Size |
| GWL201/1 | *1 | 0.010 | 10/15 |
| GWL201/2 | *2 | 0.015 | 10/15 |
| GWL201/3 | 5 | 0.025 | 10/15 |
| GWL201/4 | 10 | 0.025 | 10/15 |
| GWL201/5 | 25 | 0.040 | 10/15 |
| GWL201/6 | 50 | 0.060 | 10/15 |
| GWL201/7 | 100 | 0.100 | 14/15 |
| GWL201/8 | 200 | 0.150 | 14/15 |
| GWL201/9 | 250 | 0.150 | 14/15 |
| GWL201/10 | 500 | 0.250 | 19/20 |
| GWL201/11 | 1000 | 0.400 | 19/20 |
| GWL201/12 | 2000 | 0.600 | 24/25 |
| GWL201/13 | 20 | 0.040 | 10/15 |
