指標名稱

規(guī)格

分析純

化學純

可根據(jù)客戶制定標準定制

含量

≥99.5%

≥98.3%

澄清實驗度

合格

合格

水不溶物

≤0.005%

≤0.02%

硫酸鹽

≤0.01%

≤0.02%

硝酸鹽

≤0.002%

≤0.005%

銨鹽

≤0.002%

≤0.005%

磷酸鹽

≤0.001%

≤0.003%

鈉

≤0.03%

≤0.1%

鎂

≤0.002%

≤0.005%

鉀

≤0.03%

≤0.05%

鈣

≤0.005%

≤0.02%

鐵

≤0.001%

≤0.003%

鋇

≤0.0005%

≤0.01%

重金屬

≤0.001%

≤0.005%