For hardness determination by buret titration. Hach methods 8222 (calcium) and 8226 (total). 0.0200N (0.0100 M) (N/50) 4 liter bottle
Product number 20556.
Specifications:
| Method Name | EDTA Titration |
| Platform | Solution |
| Quantity | 4 |
| Range | 0 – 5,000 mg/L CaCO3 |