Product Description

Hanna HI701 Free Chlorine Colorimeter – Checker® HC

Get accurate water testing results with the HI701 Free Chlorine Colorimeter. With a digital read out, there is no more struggling to determine colors visually. This free chlorine tester’s compact design fits in your pocket or stores easily in your shop.

Easier to use and more accurate than chemical test kits.
One-button operation makes getting your free chlorine results simple.
Great for water quality, environmental testing, and pools & spas.

The HI701 Checker^®HC (Handheld Colorimeter) is a simple, accurate and cost effective way to measure free chlorine. Free chlorine is the active form of chlorine used for disinfection of drinking water, swimming pools and spas, and vegetable rinse water. Free chlorine in water is also harmful to a reverse osmosis membrane and needs to be monitored for removal from source water prior to being used. Designed as a more accurate alternative to chemical test kits, the HI701 free chlorine meter provides quick, accurate results in a few easy steps.

Features at-a-glance

For use with freshwater samples
Easier to use and more accurate than chemical test kits
Dedicated to a single parameter
Small size, big convenience
Ideal for: Water Quality, Environmental, Education, Pools and Spas

Specifications Hanna HI701 Free Chlorine Colorimeter – Checker® HC

Specification Name	Detail
SKU	HI701
Range	0.00 to 2.50 ppm
Resolution	0.01 ppm
Accuracy @ 25°C/77°F	±0.03 ppm ±3% of reading
Light Source	LED @ 525 nm
Light Detector	silicon photocell
Method	adaptation of USEPA method 330.5, DPD method
Battery Type	(1) 1.5V AAA
Auto-off	after two minutes of non-use
Environment	0 to 50°C (32 to 122°F); RH max 95% non-condensing
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	HI701 Checker®HC is supplied with sample cuvettes with caps (2), free chlorine reagent starter kit (reagents for 6 tests), battery, instructions and quick start guide.
Reagent Set	HI701-25 (25 tests)
Calibration Set	HI701-11
Warranty	1 year