Hach primary formazin stock 4000 NTU, 500 mL. Used to prepare working turbidity standards in-house. EPA 180.1 reference.
Hach primary formazin stock 4000 NTU, 500 mL. Used to prepare working turbidity standards in-house. EPA 180.1 reference.
| Part | 2461100 |
| Method | Formazin primary |
| Range | 4000 NTU nominal |
| Accuracy | ±2% |
| MOQ | 1 |