Hanna Instruments Checker HC Ultra Low Range Phosphorus Meter
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Hanna Instruments

Quickly measure your aquarium water for the pollutant, phosphate.

Digital phosphate meter for testing aquarium water.

Handheld colorimeter for accurate phosphate measurement

Enjoy fast, accurate AND affordable testing of the aquarium pollutant, phosphate.

Hanna Instruments Checker HC Ultra Low Range Phosphorus Meter is easier to use and more accurate than conventional chemical test kits.

Measure phosphate with this hand-held colorimeter simply by zeroing the instrument, adding the reagent to your sample water and placing the vial into the Low Range Phosphate Meter.

Press the button and read the results for easy phosphate measurement.

Priced right, this palm-sized pocket photometer measures up to 200 ppb phosphorus with a ±1 ppb accuracy.

Measure and maintain phosphate levels for clean, clear aquarium water.

The battery-operated Hanna Instruments Checker HC Low Range Phosphate Meter measures 2.4" x 3.2 high and only 1.5" thick.

Supplied complete with two sample cuvettes and caps, six low range ULR phosphorus powder reagent packets, one 1.5V AAA battery and instruction manual.

  • Range 0 to 200 ppb (1/1000ppm)
  • Resolution 1 ppb (1/1000ppm)
  • Accuracy ±5 ppb ±5% of reading @ 25°C
  • 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 2 minutes of non-use and after read
  • Method adaptation of the Standard Methods for the Examination of Water and Wastewater, 20th edition, Ascorbic-Acid method