Hanna Saltwater Ultra Low Range Phosphorus Colorimeter (HI736)

Get accurate results for your saltwater aquarium with our simple handheld colorimeter. Our ultra low range phosphorus colorimeter brings you more precise technology from your typical chemical test kit. Standard test kits have limited accuracy since they rely on the user to match colors. Our handheld colorimeter makes your life easier by eliminating color matching and providing you a direct saltwater phosphorus result.

Specification Name	Detail
SKU	HI736
Range	0 to 200 ppb
Resolution	1 ppb
Accuracy @ 25°C/77°F	±5 ppb ±5% of reading
Light Source	LED @ 525 nm
Light Detector	silicon photocell
Method	adaptation of the Ascorbic Acid 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	HI736 Checker®HC is supplied with sample cuvettes with caps (2), marine phosphorus ULR reagent starter kit (reagents for 6 tests), battery, instructions and quick start guide.
Reagent Set	HI736-25 (25 tests)
Calibration Set	HI736-11
Warranty	1 year