Phosphorus Meter (HI 736, Checker) Ultra Low Range:0.00 to 5.00 ppm(mg/L)

Weighing a mere 64 g (2.25 oz.), the Checker®HC easily fits into the palm of your hand or pocket Use for quick and accurate on the spot analysis

Single button operation: Zero and Measure

Operated by a single AAA battery.

Range		0 to 200 ppb
Resolution		1 ppb
Accuracy		±5% of reading ±10 ppb @ 25ºC
Light Source		LED @ 525 nm
Light Detector		Silicon photocell
Environment		0 to 50°C (32 to 122°F); RH max 95% non-condensing
Battery Type		(1) 1.5V AAA
Auto-off		After 3 minutes of non-use
Dimensions		81.5 x 61 x 37.5 mm (3.2 x 2.4 x 1.5”)
Weight		64 g (2.25 oz.)
Method		Adaptation of Standard Method Ascorbic Acid.