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  4. Marine Checker Low Concentration Nitrate HI 781 (Hanna Instruments JAPAN)
Marine Checker Low Concentration Nitrate HI 781-HI 781
Marine Checker Low Concentration Nitrate HI 781-Hanna Instruments JAPAN

Marine Checker Low Concentration Nitrate HI 781
Hanna Instruments JAPAN

About This Product

■Nitrate checker for seawater

Measures nitrate in seawater. The concentration (amount) of nitrate can be displayed digitally with the simple touch of a button. It is safe even for first-time users. The HI 781 can measure low concentration ranges (0.00 to 5.00 ppm). (Separate reagents are used for measurement) Recommended for those using a simple color reagent kit.

■Main features

・Reliable digital display instead of visual inspection ・Surprising cost performance for a digital measuring instrument ・Palm-sized, easy to carry and store ・Easy operation with one button makes it safe even for first-time users ・Numeric values ​​can be verified using a standard solution set (sold separately) (Checker HC series does not have a calibration function)

■Set contents

Main unit, glass cell for measurement and 2 sets of cell caps, glass cell for mixing and 1 set of cell caps, 25 reagents, 25 filter papers, 1 filter paper holder, 1 5mL syringe (with tip), 1 10mL syringe , 1 mL syringe, 1 plastic pipette, 16G blunt needle, 1 AAA alkaline battery, case, Japanese instruction manual, etc.

  • Product

    Marine Checker Low Concentration Nitrate HI 781

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1 Models of Marine Checker Low Concentration Nitrate HI 781

Image Part Number Price (excluding tax) Power supply Weight Automatic power off Accuracy Light source Measurement items Measuring range Measurement interfering substances Measurement principle Light receiving part Resolution External environment used Size
Marine Checker Low Concentration Nitrate HI 781-Part Number-HI 781

HI 781

Available upon quote

1 AAA alkaline battery

64g

After 10 minutes of non-use

±0.25ppm ±2% of measured value @25℃/±2.5ppm ±5% of measured value @25℃ (if diluted)

LED (525nm)

Low concentration nitrate for seawater

0.00~5.00ppm/0.0~50.0ppm (if diluted)

Nitrite, copper

Colorimetric method

Silicon photocell

0.01ppm

0~50℃ Relative humidity 95% or less (no condensation)

Length 86.0 x Width 61.0 x Thickness 37.5mm

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