SPAD Chlorophyll Meter

SPAD Chlorophyll Meter
Product Details


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      Principle:

 

Chlorophyll meter by measuring the leaf in two wavelength range of light transmittance relative quantity to determine 

the current leaf chlorophyll, which is in the chlorophyll choose two wavelength region absorb certain wavelengths of 

light, measured value is calculated according to the amount of transmitted light blade.


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