SD90762余氯测定仪采用光电子比色检测原理取代传统的目视比色法。
SD90762 residual chlorine measuring instrument using photoelectron colorimetric detection principle to replace the traditional visual colorimetry.
本标准规定了以铂-钴标准溶液为标准色，用目视比色法测定色度的通用方法。
This standard set with platinum - cobaltic standard solution is standard quality, with visual the current method that colorimetric law measures calm chroma.
制作标准溶液作为参比，制备模拟试剂，实现用目视比色法测定样品中微量磷和氰化物含量。
Making standard solution as reference and preparing the simulation of reagents makes it possible that content of and cyanide in the sample can be measured with visual colorimetry.
制作标准溶液作为参比，制备模拟试剂，实现用目视比色法测定样品中微量磷和氰化物含量。
Making standard solution as reference and preparing the simulation of reagents makes it possible that content of and cyanide in the sample can be measured with visual colorimetry.
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