HI-719 MAGNESIUM HARDNESS HANDHELD COLORIMETER - CHECKER HC
HI-719
Ideal for wastewater, the HI-719 pocket checker is a simple and accurate way to measure magnesium hardness.Checker®HC is supplied with reagents for 25 tests. Use code HI-719-25 (25 tests) for future purchases.
The HI-719 pocket checker is a simple and accurate way to measure magnesium hardness.
The HI-719 uses an adaptation of the Standard Methods for the Examination of Water and Wastewater, 18th edition, EDTA colorimetric method. The reaction between magnesium and reagents causes a reddish violet tint in the sample.
Key features
- Accurate and easy to use
- ±0.20 ppm ±5% of reading
- 0.01 ppm resolution
- Designed to work with Hanna reagents
- Large easy to read digits
- Auto shut-off
Ideal for
- Water purification systems
- Heating and cooling systems
- Drinking water
- Wastewater
Supplied with
- 2 sample cuvettes with caps
- Reagents for 25 tests (re-ordering information HI-719-25 x 25 tests)
- Syringe with tip
- Plastic beaker
- 1 x 1.5V AAA battery
- Instructions
Also available: Calibration set HI-719-11.
Four steps. One click. Instant Readout.
1. ‘Zero’ the Checker®HC with your vial & water sample inside
2. Take the vial out and add your reagent
3. Place your vial into your Checker®HC
4. Press the button and read the results
Use HI-719-25 Reagents with Hi-719 Magnesium Hardness Handheld Colorimeter - Checker®HC - 25 tests.
Use HI-719-11 Calibration Check Set with Hi-719 Magnesium Hardness Handheld Colorimeter - Checker®HC.
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| Range | 0.00 to 2.0 ppm | |
| Resolution | 0.01 | |
| Accuracy @ 25°C | ±5% of reading ±0.20ppm | |
| Light source | LED @ 525 nm | |
| Light Detector | Silicon photocell | |
| Method | Adaptation of the Standard Methods for the Examination of Water and Wastewater, 18th edition, EDTA colorimetric method. The reaction between magnesium and reagents causes a reddish-violet tint in the sample. | |
| Environment | 0 to 50°C; RH max 95% non-condensing | |
| Battery Type | (1) 1.5V AAA | |
| Auto-off | After ten minutes of non-use | |
| Dimensions | 86.0mm x 61.0mm x 37.5mm | |
| Weight | 64g | |
| Ordering Information | HI-719 Checker® is supplied with (2) sample cuvettes with caps, reagent starter kit x 25 tests (re-ordering HI-719-25 x 25 tests), 1 x 1.5 AAA battery, instructions. |
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