The designing principle, construction and realizing method of a portable and high accurate soil nutrient photoelectriccolorimeter are described.
介绍了一种便携式高精度土壤养分光电比色仪的结构、工作原理和实现方法。
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Let the AlCl3react on anthoxanthin compound to yield the yellow complex of anthoxanthin-aluminum. The anthoxanthin compound content was obtained by determining OD with photoelectriccolorimeter.
With the self-made rapid detection reagent and photoelectriccolorimeter, the photoelectric colorimetric method for rapid detection of organophosphorus pesticide residues in vegetable was studied.