Ammonia HR Checker_1Ammonia HR Checker_2Ammonia HR Checker_3
Hanna Checker HC (Handheld Colorimeter) - Ammonia HI-733 Ammonia High Range Checker (0.0 to 99.9ppm)

The HI 733 Checker is a simple, accurate, and cost effective way to measure high ranges of ammonia in fresh water. Designed as a more accurate alternative to chemical test kits, the HI 733 provides quick, accurate results in four easy steps.

• One - Add 1ml of sample and 9ml of reagent “B” to the included cuvette
• Two - Insert sample into the Checker and zero it out
• Three - Remove sample and add reagent “A”
• 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

As shown here:

(this is actually for the Ammonia MR, but the principle is the same)

The HI 733 uses an adaptation of the ASTM Manual of water and Environmental Technology D1426-92, Nessler Method. The reaction between ammonia and reagents causes a yellow tint in the sample.

Ideal for:
• Water Quality
• Education
• Wastewater
• Seawater
• Environmental

Key features:
• Palm-sized design
• ±1.0ppm ±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

Supplied with:
• 2 cuvettes and caps
• Reagent starter kit (12 tests - 1 bottle of 733A-0 reagent A and 1 bottle of 733B-0 reagent B)
• 1 x 1.5V AAA battery
• Instruction manual


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