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HI735 Total Hardness Low Range handheld checker is designed to determine total hardness (as CaCO₃) in drinking and
process water, heating and cooling systems, swimming pools and spas. Also suitable to be used in agriculture, food and
beverage industries. HI735 features a single-button operation system and is easy to use. The large LCD is easy to read and the auto shut-off feature assures the battery will not be drained.
• Easier to use and more accurate than chemical test kits
• Dedicated to a single parameter
• Small size, big convenience
Specifications
| Range | 0 to 350 ppm (mg/L) as CaCO₃ | |
| Resolution | 1 ppm (mg/L) | |
| Accuracy | ±6 ppm ±6% of reading @ 25 °C (77 °F) | |
| Light Source | Light Emitting Diode @ 470 nm | |
| Light Detector | silicon photocell | |
| Method | Adaptation of the EPA recommended Method 130.1. The reaction between calcium, magnesium, and the reagents causes a red-violet tint in the sample. |
|
| Environment | 0 to 50 °C (32 to 122 °F); max. 95% RH non-condensing | |
| Battery Type | 1.5V AAA Alkaline | |
| Auto-off | After 10 minutes of non-use | |
| Dimensions | 86.0 x 61.0 x 37.5 mm (3.4 x 2.4 x 1.5”) | |
| Weight | 64 g (2.3 oz) | |
| Ordering Information |
HI735 Checker®HC is supplied with Total Hardness Low Range reagent starter kit (reagents for 12 tests), sample cuvette and cap (2 pcs.), 1 mL graduated syringe with tip (2 pcs.), plastic refilling pipette (1 pc.), 1.5V AAA alkaline battery (1 pc.), and instruction manual. |
Reagent Set HI735-25 (25 tests). Price: 20.00 €
Calibration Set HI735-11 Certified standard kit. Price: 27.50 €
*HI735-11 and HI735-25 are sold separately.
