Verify performance of your colorimeter. This kit comes with 4 vials of secondary standards.
Verify performance of your colorimeter. This kit comes with 4 vials of secondary standards.
The OAKTON WD-35645-70 Chlorine Secondary Standards for Colorimeters let you check on the performance of your OAKTON colorimeter. 4 vials are included.
Features
| Compatibility | OAKTON C201, C301 and C401 colorimeters |
| Quantity | 4 |
| Compatibility | OAKTON C201, C301 and C401 colorimeters |
| Quantity | 4 |