Chemical reagent—General method for the determination of oxalates
NEQ ISO 6353-1:1982
全国化学标准化技术委员会化学试剂分会(SAC/TC 63/SC 3)
本标准规定了将草酸盐转变成偶氮化合物并用比色法进行测定的通用方法。
本标准适用于有机试剂中微量草酸盐的测定。分光光度法的检测范围为1 μg/mL～20 μg/mL(以C2O4计)，目视比色法的检测范围为0.4 μg/mL～20 μg/mL (以C2O4计)。
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