เครื่องวัดค่าเหล็กในน้ำ HANNA HI721
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Details
The HI721 Checker® HC (Handheld Colorimeter) provides a simple, accurate and cost-effective way to measure iron. Naturally present in water in low concentrations, iron may affect the taste of water, as well as stain both laundry and household appliances. Also an indicator of corrosion, iron is monitored in industrial plants and water cooling and heating systems. Designed as a more accurate alternative to chemical test kits, the HI721 provides quick, accurate results in a few easy steps.
Features at-a-glance:
- Easier to use and more accurate than chemical test kits
- Dedicated to a single parameter
- Small size, big convenience
- Ideal for: Water Quality, Education, Industrial, Municipal Water, Aquarium
Specifications
| Range | 0.00 to 5.00 ppm (mg/L) |
|---|---|
| Resolution | 0.01 ppm (mg/L) |
| Accuracy @ 25°C/77°F | ±0.04 ppm ±2% of reading |
| Light Source | LED @ 525 nm |
| Light Detector | silicon photocell |
| Method | adaptation of the EPA Phenanthroline method 315 B, for natural and treated waters |
| Environment | 0 to 50°C (32 to 122°F); RH max 95% non-condensing |
| Battery Type | (1) 1.5V AAA |
| Auto-off | after three minutes of non-use and two minutes after reading |
| Dimensions | 81.5mm x 61mm x 37.5mm (3.2" x 2.4" x 1.5”) |
| Weight | 64 g (2.25 oz.) |
| Ordering Information | HI721 Checker® is supplied with (2) sample cuvettes with caps, iron reagent starter kit for 6 tests (6 powder reagent packets), battery, instructions and quick start guide. |
