Burette:
A long, graduated glass tube with fine volume markings (typically in mL).
Used to deliver variable, measurable amounts of a liquid.
Straight Bore Glass Key Stopcock:
A stopcock is a valve that controls the flow of liquid.
A glass key refers to the rotating plug made of glass that fits into a ground-glass joint in the burette.
Straight bore indicates a simple cylindrical channel through the key, allowing for smooth, unrestricted flow when aligned properly.
| Cat. No. | Capacity (ml) | Sub. Division (ml) | Tolerance ± (ml) | Qty./Pack |
| 1103/1 | 1 | 0.01 | 0.01 | 6 |
| 1103/2 | 2 | 0.02 | 0.02 | 6 |
| 1103/3 | 5 | 0.02 | 0.02 | 6 |
| 1103/4 | 10 | 0.05 | 0.05 | 6 |
| 1103/5 | 25 | 0.10 | 0.10 | 10 |
| 1103/6 | 50 | 0.10 | 0.10 | 10 |
| 1103/7 | 100 | 0.20 | 0.20 | 6 |
