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Specifications
The HI3812 Total Hardness Chemical Test Kit is a manual titration-based testing kit designed to measure total water hardness as CaCO₃. It uses an EDTA titration method with a calmagite indicator and provides two measurement ranges: 0.0–30.0 mg/L and 0–300 mg/L. The kit includes the required reagents and equipment for approximately 100 tests.
Key Features
- Measures total hardness as CaCO₃
- EDTA titration method
- Calmagite indicator for manual titration
- Two measurement ranges
- Pre-made reagents for convenient testing
- Reagents marked with expiration date and lot number
- Complete testing setup included
- Approximately 100 tests per kit
- Replacement reagent set available
- Suitable for water hardness analysis and monitoring
| Specification | Details |
|---|---|
| Model | HI3812 |
| Test Parameter | Total Hardness |
| Method | Manual EDTA Titration |
| Indicator | Calmagite |
| Measurement Range | 0.0–30.0 mg/L and 0–300 mg/L |
| Resolution | 0.3 mg/L (0–30 mg/L range) |
| Resolution | 3 mg/L (0–300 mg/L range) |
| Measurement Unit | mg/L as CaCO₃ |
| Number of Tests | Approximately 100 |
| Reagent Type | Pre-made reagents |
| Traceability | Expiration date and lot number marked on reagents |
| Replacement Reagent | HI3812-100 |
| Included Equipment | Sample beaker, plastic pipette, reagent dropper bottles and required reagents |