HANNA HI3896BP Backpack Lab Soil Quality Educational Test Kit

pH Range: 0.00 to 14.00

pH Resolution: 0.01 pH

pH Accuracy: ±0.05 pH

pH Calibration: automatic, one or two-point with two sets of standard buffers (pH 4.01 / 7.01 / 10.01 or 4.01 / 6.86 / 9.18)

EC Range: 0 to 3999 µS/cm

EC Resolution: 1 µS/cm

EC Accuracy: ±2% F.S.

EC Calibration: automatic, one point at 1413 µS/cm

TDS Range: 0 to 2000 mg/L

TDS Resolution: 1 mg/L

TDS Accuracy: ±2% F.S.

TDS Calibration: automatic, one point at 1382 mg/L (ppm)

Temperature Range: 0.0 to 60.0°C / 32.0 to 140.0°F

Temperature Resolution: 0.1°C / 0.1°F

Temperature Accuracy: ±0.5°C / 1°F

Thermistor Temperature Range: -50.0 to 220°C

Thermistor Temperature Resolution: 0.1°C (-50.0 to 199.9°C); 1°C (200 to 220°C)

Thermistor Temperature Accuracy: ±0.3°C (-20 to 90°C); ±0.4% F.S. (outside)

Thermometer Probe: stainless steel probe; 125 mm x dia 5 mm (4.9 x dia 0.2”)

Nitrate Measurement Type: colorimetric

Nitrate Range: traces, low, medium, high

Nitrate Method: Ned

Nitrate Number of Tests: 25

Phosphorous Measurement Type: colorimetric

Phosphorous Range: traces, low, medium, high

Phosphorous Method: ascorbic acid

Phosphorous Number of Test: 25

Potassium Measurement Type: turbidimetric

Potassium Range: traces, low, medium, high

Potassium Method: tetraphenylborate

Potassium Number of Test: 25