Item/Parameter

Standard

Zinc Oxide (in accordance with dry materials) % ≥

ZnO *9.5%

ZnO *9%

ZnO *8%

ZnO *5%

ZnO *0%

Lead oxide (PbO)% ≤

0.*2

0.2

1.0

3.0

4.0

Cadmium oxide (CdO) % ≤

0.*2

0.*5

*-

*-

*-

Cupric oxide (CuO) % ≤

0.**6

*-

*-

*-

*-

Manganese (Mn) % ≤

0.***2

*-

*-

*-

*-

Metallic Zinc (in accordance with Zn) %

None

None

*-

*-

*-

Muriatic Acid Insoluble Substance % ≤

0.*3

0.*4

0.5

0.7

2.0

Loss On Ignition % ≤

0.4

0.6

0.7

1.0

5.0

Water Soluble Substance % ≤

0.4

0.6

0.7

1.0

3.0

Sieve Residue (*5um mesh ) % ≤

0.*8

0.*2

0.5

0.5

0.5

Volatile % ≤

0.4

0.4

0.5

0.5

0.5