MnO2   %         ≥

91

91.92

 Moisture    %        ≤

2.0

1.8

    Mn    %        ≥

59.0

59.2

 Tap Density  g/cm3          ≥

2.0

2.1

 Fe  ppm                ≤

60

55

Cu ppm                 ≤

5

1

 Pb  ppm                ≤

5

3

K  ppm                   ≤

500

300

 Na  ppm                ≤

2000

1100

 Ni  ppm                ≤

5

1

 Co  ppm               ≤

5

1

SO42     -%              ≤

1.3

1.1

Grain Size          Mesh

3～20

as per request