Item

Technical Grade（dried product）

Reagent Grade

Galvanization Grade

Content(as Cu) %

52.5-56.5

52.5-56.5

52.5-56.5

Chloride (Cl)%

≤ 0.2

≤ 0.001

≤ 0.2

Sulfate(SO4) %

—

≤ 0.01

≤ 0.05

Ferrum(Fe) %

≤ 0.09

≤ 0.01

≤ 0.05

Nitrate(NO3) %

—

≤ 0.03

—

Acid Insolubles %

—

≤ 0.01

≤ 0.01

Sulfureted hydrogen non-precipitated substances(as Sulfate) %

—

≥0.75

—

Zinc(Zn) %

≤ 0.02

—

≤ 0.05

Sulphur(S) %

≤ 0.22

—

—

Manganese(Mn) %

≤ 0.02

—

—

Plumbum(Pb) %

—

—

≤ 0.005

Item

Export Grade(dried product)

Export Grade(wettable product)

Content(as Cu) %

≥ 54.0

49.0~51.0

Chloride (Cl)%

≤ 0.07

≤ 0.07

Sulfate(SO4) %

≤ 0.07

≤ 0.07

Acid Insolubles %

≤ 0.1

≤ 0.1

Humidity %

7-9

7-9

Natrium(Na ) %

≤ 0.25

≤ 0.25

Calcium(Ca ) %

≤ 0.03

≤ 0.03

Chromium(Cr ) %

≤ 0.003

≤ 0.003

Ferrum(Fe ) %

≤ 0.03

≤ 0.03

Arsenic(As ) %

≤ 0.002

≤ 0.002

Plumbum(Pb ) %

≤ 0.003

≤ 0.003

Cadmium(Cd ) %

≤ 0.0006

≤ 0.0006