Lugar de origem
Shandong, China
Product name
Soil Nutrient Tester
Soil Nutrient Stability
Absorbency of light drift<0.003
Repeatability
Absorbency of light<0.005
Linearity Errors
Red light for Copper sulfate< 3.0%
Sensitivity
Red light≥4.5*10-5, Blue light ≥3.17*10-3
Wavelength Range
Red light 620±5nm; Blue light 440±5nm
Anti-Knocking Performance
Qualified
Salinity Testing Range
0.01%~1.00%