Product name
Soil Nutrient Tester
Stability
Absorbency of light drift<0.003
Repeatability
Absorbency of light<0.005
Sensitivity
Red light≥4.5x10-5,Blue light≥3.17*10-3
Wavelength range
Red light 620±5nm; Blue light440±5nm
pH technical
Testing range: 1-14 Error: ±0.1
Salinity technical
Testing range: 0.01% -1.00% Error: ±5%