The HI3840 is a chemical test kit that measures total hardness as CaCO3 by titration with EDTA. The HI3840 is supplied complete with all of the reagents and equipment necessary to perform approximately 50 tests.
- Pre-made reagents for ease of use
- All reagents marked with expiration date and lot number for traceability
- Manual titration performed with color indicator
| Hardness, Total Measurement Type | titration |
|---|---|
| Hardness, Total Range | 0 to 150 mg/L CaCO₃ |
| Hardness, Total Resolution | 5 mg/L |
| Hardness, Total Method | EDTA |
| Hardness, Total Number of Tests | 50 |
| Weight | 120 g (4.2 oz.) |
| Dimensions | 115 x 105 x 80 mm (4.5 x 4.1 x 3.1″) |
| Ordering Information | HI3840 test kit comes with 30 mL hardness LR reagent and 50 mL calibrated vessel. |










