Manufactured in accordance with BS EN ISO 385: 2005. Precision Bore Borosilicate Glass, Interchangeable All PTFE Stopcocks.
| Product | Capacity | Graduations | Tolerance |
| Code | ml | ml | ± ml |
| BJ.961 | 10 | 0.02 | 0.02 |
| BJ.962 | 10 | 0.05 | 0.03 |
| BJ.963 | 25 | 0.05 | 0.03 |
| BJ.964 | 25 | 0.10 | 0.05 |
| BJ.965 | 50 | 0.10 | 0.05 |
| BJ.966 | 100 | 0.20 | 0.10 |
| CT.908 | Works Certificate of Accuracy | ||
Spares
Class A, Borosilicate Glass, Graduated Stem Only
| Product | Capacity | Graduations | Tolerance |
| Code | ml | ml | ± ml |
| BJ.973 | 10 | 0.02 | 0.02 |
| BJ.974 | 10 | 0.05 | 0.03 |
| BJ.975 | 25 | 0.05 | 0.03 |
| BJ.976 | 25 | 0.10 | 0.05 |
| BJ.977 | 50 | 0.10 | 0.05 |
| BJ.978 | 100 | 0.20 | 0.10 |
Stopcocks and Accessories
| Product | |
| Code | Description |
| WJ.920 | Stopcock complete with Drawn Jet |
| WJ.923 | Holding Collar, Black, package of 10 |
| WJ.924 | Key retaining “O” Ring, package of 10 |
| WJ.925 | Screw Lock Nut, package of 10 |
| LK.926 | Black Spanner, package of 10 |
| GJ.927 | Glass Jet, package of 5 |