По индивидуальному заказу для поддержки
OEM
Происхождение товара
Zhejiang, China
Salinity Testing range
0.01%-1.00%
Soil Nutrient Stability
Absorbency of light drift<0.003
Soil Nutrient Repeatability
Absorbency of light<0.005
Soil Nutrient Linearity errors
Copper sulfate and potassium bichromate < 3.0%
Soil Nutrient Wavelength range
Red light 620+4nm; Blue light440+4nm
Certification
CE,IAF,CNAS,IOS9001