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Manganese Dioxide
Molecular formula:MnO2
Molecular weight:71
CAS No.:1313-13-9
Property:Black unformed powder, or black rhombic crystal.
Usage:The depolarize of battery, catalyst, oxidant, the coloring agent of glass and enamel, discoloring agent, deferrization agent, the ferrite, alloy, manganese-iron casting part, gas mask.
Packing:

In 25kg or 50kg plastic woven bag net each.

Specification:


MnO2

91% Min

H20(1100℃)

3.0% Min

Fe

0.030% Max

Cu

0.0010% Max

Pb

0.0050% Max

Co

0.0010% Max

Ni

0.0010% Max

SO4

1.3% Max

Insoluble matter in HCL

0.10% Max

Water extraction

solution

Granular size: +100mesh

1.0% Max

Granular size: -200mesh

90% Min

PH value

5-7