Hanna HI749 Checker Chromium VI Low Range

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Hanna HI749 Checker Chromium VI Low Range

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  • Hanna HI749 Checker Chromium VI Low Range

Details

1.) Step One - Add a sample to the included cuvette(s)
2.) Step Two - Insert sample into the Checker and zero it out 
3.) Step Three - Remove sample and add reagent
4.) Step Four – Reinsert sample and click the button to measure your results or…
- Press and hold the button for 3 seconds for a time reaction reading

The HI 749 uses an adaptation of the ASTM Manual of Water and Environmental Technology,
D1687-92, Diphenylcarbohydrazide method. The reaction between chromium VI and the reagent causes a purple tint in the sample.

FEATURES/BENEFITS:
* Small palm-sized design
* Accurate from ±3 ppb ±5% of reading
* Dedicated to a single parameter
* Uses a single AAA battery
* Auto Power Off after 10 minutes in inactivity
* Built-in timer for timed reaction readings


PRIMARY APPLICATIONS:
* Water Quality
* Education
* Plating
* Environmental

Order Information:
The HI749 Chromium Checker®HC is supplied with 2 cuvettes and caps, reagent starter kit (6 packets of chromium VI LR reagent), 1 x 1.5V AAA battery, and an instruction manual.

Specifications:

Range 0 to 300 ppbResolution 1 ppbAccuracy (@25°C/77°F) ±3 ppb ±5% of readingMeasurement Method ColorimetricLight Source Photodiode @525 nmLight Detector Silicon photocellMethod Adaptation of ASTM Manual of Water & Environmental Technology, D1687-92, Diphenylcarbohydrazide method. The reaction between chromium VI and the reagent causes a purple tint in the sample.Power Supply Battery - 1 x 1.5V AAAPower Auto Off After 10 min. of inactivityEnvironment 0 to 50°C (32 to 122°F); RH max 95% non-condensingDimensions 81.5 x 61 x 37.5 mm (3.2 x 2.4 x 1.5”) Weight 64 g (2.25 oz.)

Quick Overview

The HI749 Chromium Checker®HC is a simple, accurate, and cost effective way to measure low ranges of chromium VI in fresh water.  Designed as a more accurate alternative to chemical test kits, the HI 749 provides quick, accurate results in four easy steps

Additional Information

SKU HI749
Manufacturer Hanna Instruments

Manual

Files

HI749 MSDS Sheet (76.2 KB)