指標名稱

規格

優級純

分析純AR

化學純CP

含量

≥97.0%

≥99.0%

≥99.0%

碳酸鹽

≤1.0%

≤1.5%

≤3.0%

澄清度實驗

合格

合格

合格

氯化物

≤0.002%

≤0.005%

≤0.01%

硫酸鹽

≤0.002%

≤0.005%

≤0.02%

氮化合物

≤0.0005%

≤0.0005%

≤0.002%

磷酸鹽

≤0.0005%

≤0.0005%

≤0.002%

硅酸鹽

≤0.003%

≤0.01%

≤0.05%

鋁

≤0.001%

≤0.005%

≤0.005%

鉀

≤0.01%

≤0.02%

--

鈣

≤0.01%

≤0.02%

≤0.05%

鐵

≤0.0005%

≤0.001%

≤0.002%

重金屬

≤0.003%

0.003%

≤0.003%