Horiba LAQUA Nitrate NO3- Kit for Crops (B-741)

In stock

This compact, portable and water resistant nitrate ion meter is great for crop testing and features automatic calibration function. With a flat sensor for small sample measurements. Measures 100 to 9900 NO3(ppm or mg/L)

Horiba LAQUA Nitrate NO3- Kit for Crops (B-741)


  • Range: NO3- 100 to 9900 (ppm or mg/L); NO3--N 23 to 2300 (ppm or mg/L)
  • Automatic calibration function (with 1 and 2 point calibration)
  • With a flat sensor for small sample measurement (as little as 0.3mL)
  • Wide measurement range
  • With special mode settings such as temperature measurement and voltage measurement
  • Compact and easy to use
  • Selectable analysis between NO3- or NO3--N
  • Selectable units of measurement (ppm, mg/L, kg/10a)
  • Simple calibration

Kit Includes:

  • Nitrate ion meter
  • 300 and 5000 ppm standards
  • Five 1mL droppers
  • Cleaning bottle
  • Sample press
  • 3 cups
  • Carrying case and instruction manual

This easy to use, versatile meter is great for both lab and field use, thanks to its compact waterproof construction.

This nitrate ion meter is used to test crop samples such as plant and leaf matter. Features a unique flat sensor measurement system. This new technology lets you measure samples as low as 0.3mL at a time. This pocket size meter is great for many different nitrate ion measurement applications.

Unit Ship Weight: 5 lbs



  • Measurement Principle: Ion Electrode Method
  • Sample Volume Required: 0.3mL to 2.0mL
  • Range: NO3- 100 to 9900 (ppm or mg/L); NO3--N 23 to 2300 (ppm or mg/L)
  • Calibration Method: One calibration to 2000 ppm; Two calibrations to 150 ppm and 2000 ppm
  • Reproducibility: +- 10%
  • Display: 4 Digit Digital LCD Display
  • Power: Two CR2032 coin batteries
  • Waterproofing Standard: IP67
  • Auto-poweroff: 30 minutes
  • Operating Temperature/Humidity: 5oC to 40oC, 85% relative humidity max. (no condensation)
  • Operation Switches: 3 switches- Power, calibration and measurement
  • Dimensions: 165 x 29 x 19mm
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