Graduated Class B, type 1, pipettes are manufactured in soda-lime glass to ISO835 standard and calibrated for delivery (EX) from zero at the top to any graduation line down to the shoulder, with a 5 second waiting time. Amber stain graduations and inscriptions provide good chemical and abrasion resistance.
Tolerances and colour code:
| Capacity, | Graduations, | Code | Class AS | Delivery time, |
| ml | ml | ±ml | seconds | |
| 1 | 0.01 | Yellow | 0.007 | 4 to 10 |
| 2 | 0.02 | Black | 0.010 | 4 to 10 |
| 5 | 0.05 | Red | 0.030 | 7 to 13 |
| 10 | 0.10 | Orange | 0.050 | 7 to 13 |
| 25 | 0.10 | Green | 0.100 | 11 to 17 |
