Total Hardness Low Range Checker Handheld Colorimeter (HI735)

The HI735 checker features a one-button operation system and is easy to use. The large LCD display is easy to read and the auto-off function ensures that the battery does not run out.

• Easier to use and more accurate than test kits.
• Dedicated to a single parameter.
• Small size, big convenience.
• Measurement verification solution
• Complies with ISO 17381:2012

Total Hardness Low Range Checker Handheld Colorimeter (HI735) specifications

• Hanna Instruments
• Model: HI735
• Range: 0 to 350 ppm (mg/L) as CaCO? / 0 to 35 ºF
• Resolution: 1 ppm (mg/L)
• Accuracy: ±6 ppm ±6% of reading @ 25 °C
• Light Source: Light Emitting Diode @ 470 nm
• Light Detector: Silicon Photocell
• Method: Adaptation of EPA recommended Method 130.1. Reaction between calcium, magnesium, and reagents causes a violet-red tint in the sample.
• Environment: 0 to 50 °C ; non-condensing RH max. 95%
• Battery type: 1.5V AAA Alkaline
• Auto-off: After 10 minutes without use
• Dimensions: 86.0 x 61.0 x 37.5 mm
• Weight: 64 g

Shipping content

• Hanna Instruments Checker HI735
• Two sample cuvettes and their lids
• Reagent for 12 tests
• 1x 1.5V AAA battery
• Instructions for use