指標名稱

規(guī)格

規(guī)格

分析純AR

優(yōu)級純

含量

≥ 98.5%

≥ 99%

 水不溶物

≤ 0.01%

≤ 0.05%

 氯化物

 ≤ 0.001%

 ≤ 0.001%

 硝酸鹽

≤  0.003%

≤  0.003%

鈉

≤     0.02%

≤     0.01%

鎂

≤     0.02%

≤     0.001%

鉀

≤  0.005%

≤  0.002%

鈣

≤  0.005%

≤  0.002%

錳

≤  0.0005%

≤  0.0002%

 鉛

≤  0.001%

≤  0.0005%

鐵

≤  0.001%

≤  0.0005%

 鈷

≤  0.001%

≤  0.0005%

 鋅

≤  0.001%

≤  0.0005%

銅

≤  0.001%

≤  0.0005%