18016028872

分析纯AR

化学纯CP

含量

≥99.0%

≥98.5%

PH

4.0~4.5

4.0~4.5

澄清度实验

合格

合格

水不溶物

≤0.005%

≤0.01%

氯化物

≤0.0005%

≤0.001%

硫化合物

≤0.005%

≤0.01%

硝酸盐

≤0.001%

≤0.002%

钠

≤0.005%

≤0.01%

钾

≤0.003%

≤0.01%

铁

≤0.001%

≤0.003%

砷

≤0.0002%

≤0.002%

重金属

≤0.0005%

≤0.001%