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RQflex reflectometer set
RQflex reflectometer set

RQflex reflectometer - excl. test strip


The RQflex Reflectometer is suitable for measuring various anions and cations in soil, water, compost, (pressed) plant material, substrates, etc. The device is portable, for easy use in the field.

  • High level of precision
  • Small, compact size; easy to transport
  • Fast quantitative results in many cases after 1 minute
  • Up to 5 methods can be stored simultaneously using the barcode strips on the reflectometer
  • Up to 50 measurements can be saved, displayed and sent to a PC at the touch of a button
  • No waste and environmental issues; the test strips are biodegradable


This measuring system consists of various analysis strips for different parameters and the reflectometer. Each type of analysis strip has its own barcode; before using the strips, this barcode must be placed in the meter for adjustment and control. High accuracy measurements due to double optics and load specific adjustment of the test strips. 

The device is very user-friendly and has a clear LCD display. The user interface is clear and simple. With its dual optics, wavelength correction and load-specific adjustment, the reflectometer is capable of accurate measurements. In addition, it is easy to take along in the field. The Reflectometer is supplied with batteries and accessories in a handy case (excl. test strips).


  • Food & Beverage
  • Agriculture and Water Industry
  • For testing the presence and absence of disinfectants and vitamins, as well as cooling lubricants and nitrates and ammonium in clean and dirty water.   

Set contains 

  • RQFlex Reflectometer 
  • Batteries 
  • Accessories 
  • Case

Suitable for the following test strips

  • Ammonium 
  • Iron 0.5-20 mg/l 
  • Iron 20-200 mg/l 
  • Potassium 
  • Nitrate  


RQflex reflectometer - excl. test strip
Light source 4 LEDs (double lens 570/657 nm)
Measurement range 4-90% rel reflectance
Photometric resolution / accuracy 0.1 / 0.5% rel reflectance
Measured area 0.16 x 0.24 in (4 x 6 mm)
Working temperature 41-104°F (5-40 ° C)
Interface For PC
Power 4x AAA batteries (> 1000 measurements)
Dimensions 7.5 x 3.15 x 0.79 in / 190 x 80 x 20 mm
Weight 0.61 lbs (275 g)
Kory Enneking

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