指标名称

规格

特纯

荧光级

光学级

分析纯AR

化学纯CP

制定

含量

≥99.99

≥99.0

≥99.8

≥97.0%

≥95.0%

可根据客户制定标准制定

氯化物

-

-

-

≤0.005%

≤0.02%

钠

-

≤0.001

≤0.0001

-

-

钾

-

≤0.001

≤0.0001

-

-

氮化合物

-

-

-

≤0.005%

≤0.03%

硫酸盐

-

-

-

≤0.05%

≤0.08%

铁

-

-

-

≤0.008%

≤0.015%

硅

≤0.001

≤0.03

≤0.005

≤0.03%

≤0.05%

重金属

≤0.0001

≤0.0005

≤0.0002

≤0.003%

≤0.01%

硫酸根

≤0.003

≤0.02

≤0.005

-

-

铁

≤0.00005

≤0.0001

≤0.0003

-

-

氯

≤0.0006

≤0.02

≤0.006

-

-

铝

≤0.0006

≤0.01

≤0.001

-

-

铜

≤0.0001

≤0.0005

≤0.0002

-

-