指標名稱

規格

優級純GR

分析純AR

化學純CP

電子級

特殊規格可定制

含量

≥99.5%

≥99.0%

≥98.0%

≥99.0%

澄清度實驗

合格

合格

合格

-

水不溶物

≤0.005%

≤0.005%

≤0.003%

-

干燥失重

≤0.8%

≤1.0%

≤2.0%

-

氯化物

≤0.001%

≤0.003%

≤0.001%

-

硫化合物

≤0.002%

≤0.003%

≤0.001%

-

氮

-

≤0.001%

≤0.01%

-

 磷酸鹽及硅酸鹽

≤0.004%

≤0.005%

≤0.002%

-

鈉

≤0.02%

≤0.05%

≤0.1%

-

鎂

≤0.0005%

≤0.002%

≤0.005%

≤0.005

鋁

≤0.005%

-

-

≤0.005

鈣

≤0.002%

≤0.002%

≤0.02%

鐵

≤0.0005%

≤0.0005%

≤0.002%

≤0.08

銅

≤0.0005%

≤0.0005%

≤0.001%

≤0.002

鉀

≤0.00005%

-

-

-

 鉛

≤0.0005%

≤0.0005%

≤0.001%

≤0.0005

總氮量

≤0.001%

-

-

-

銀

-

-

-

≤0.001

砷

-

-

-

≤0.003

鋇

-

-

-

≤0.001

鎘

-

-

-

≤0.0001

鉻

-

-

-

≤0.005

鈷

-

-

-

≤0.0005

鋰

-

-

-

≤0.001

錳

-

-

≤0.002

鎳

-

-

-

≤0.002

鍶

-

-

-

≤0.001

鋅

-

-

-

≤0.005

燒灼矢量

≤1.0

≤