Phosphorus ultra low range Checker HC colorimeter


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The HI736 Checker HC (Handheld Colorimeter) provides a simple, accurate and cost-effective way to measure phosphorus in marine systems including reef tanks. Phosphorus is an important parameter to measure in aquaculture and aquariums; levels that are too high can lead to extensive algae growth, depleted dissolved oxygen levels, and ultimately can be fatal to many types of fish and aquatic life.


- Easier to use and more accurate than chemical test kits
- Dedicated to a single parameter
- Small size, big convenience
- Ideal for: Aquariums, Environmental, Aquaculture, Water Quality
- The HI736 Checker is supplied with (2) sample cuvettes with caps, phosphorus ULR reagent starter kit for 6 tests (6 powder reagent packets), battery, instructions and quick start guide.


- Phosphorus Range: 0 to 200 ppb
- Phosphorus Resolution: 1 ppb
- Phosphorus Accuracy: +/- 5 ppb; +/- 5% of reading
- Phosphorus Method: Adaptation of the Standard Methods for the Examination of Water and Wastewater, 20th edition, Ascorbic-Acid method.
- Photometer/Colorimeter Light Source: LED at 525 nm
- Photometer/Colorimeter Light Detector: Silicon photocell
- Automatic Shut-Off: After three minutes of non-use and two minutes after reading
- Battery Type/Life: (1) 1.5V AAA
- Environment: 0 to 50 C (32 to 122 F); RH max 95% non-condensing
- Dimensions: 81.5mm x 61mm x 37.5mm (3.2" x 2.4" x 1.5?)
- Weight: 64 g (2.25 oz.)

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