Description
Total Hardness Test Kit – Cat # HI3812 – Hanna Instruments
The Hanna Instruments HI3812 Total Hardness Test Kit is a titration-based solution for measuring total water hardness expressed as calcium carbonate (CaCO₃). Using the EDTA titration method, it provides accurate and repeatable results across low and high hardness ranges.
The kit is delivered complete with all reagents and accessories required to perform approximately 100 tests, making it an economical and dependable choice for laboratory analysis, environmental testing, and industrial water monitoring.
Specifications
| Parameter | Specification |
| Product Type | Total Hardness Test Kit |
| Brand | Hanna Instruments |
| SKU | HI3812 |
| Test Method | Titration (EDTA) |
| Measurement Range | 0–30 mg/L & 0–300 mg/L (ppm) |
| Smallest Increment | 0.3 / 3 mg/L |
| Number of Tests | ~100 |
| Reagent Code | HI3812-100 |
| Included Items | Buffer, indicator, EDTA, beakers, syringe |
| Application | Water hardness analysis |
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