project

Indicators

BA01-05(a)

BA01-05(b)

High grade

First grade

Qualified

High grade

First grade

Qualified

Zinc oxide (by duy goods)%

≥

99.70

99.50

99.40

99.70

99.50

99.40

Metal (by zinc)%

≤

none

none

0.008

none

none

0.008

Lead oxide
(by Pb)%

≤

0.037

0.05

0.14

-

-

-

Manganese oxide(by Mn)%

≤

0.0001

0.0001

0.0003

-

-

-

Copper chloride
(by cu)%

≤

0.0002

0.0004

0.0007

-

-

-

Hydrochloric acid insoluble%

≤

0.2

0.008

0.05

-

-

-

Ignition decrement

≤

0.10

0.2

0.2

-

-

-

Screen tailings(Mesh of 45mm)%

≤

0.10

0.15

0.20

0.10

0.15

0.20

Water-soluble%

≤

0.10

0.10

0.15

0.10

0.10

0.15

105°C Volatiles%

≤

0.3

0.4

0.5

0.3

0.4

0.5

Blotting /100g

≤

-

-

-

14

14

14

Colour (Compared with standard)

-

-

-

Approximate

Micro

Micro

Reducing power (Compared with standard)%

≥

-

-

-

100

95

90