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$211.00
SE
HANNA HI767 Nitrite LR Tintometer (for seawater)
Measurement range 0 to 999 ppb, resolution 1 ppb, accuracy +/- 10 ppb +/- 4% of the reading, is a rapid and accurate measurement of nitrite content in water samples, widely used in environmental protection, drinking water safety and other fields.
$215.00
SE
HANNA HI781 Nitrate LR Tintometer
Measurement range 0.00 to 5.00 ppm, resolution 0.01 ppm, accuracy +/- 0.25 ppm +/- 2% reading, commonly used in environment monitoring, water quality testing and agriculture.
$211.00
SE
HANNA HI764 Nitrite ULR Tintometer
Measurement range 0 to 2000 ppb NO2-N, resolution 1 ppb, widely used in environmental protection, drinking water safety and other fields.
$132.00
SE
Nitrate Ionic Strength Regulator 1000ppm 480ml
Universal nitrate ionic strength regulator, concentration 0.1%, capacity 480ml
If you don't know how to choose "Ion Meter", please consult customer service.