91% Min.

Fe

200ppm Max

Cu

5.0ppm Max

Pb

5.0ppm Max.

Ni

5.0ppm Max.

Co

5.0ppm Max.

Moisture

2% Max.

SO4

1.2% Max.

NH4

20ppm Max.

PH

5-7

Mo

1.0ppm Max

K

500ppm Max

Size

(+100mesh)99.50% Min. (- 200mesh) 90%

Packing:

PP.PE bag of 50kg net; 25mt/20 fcl

Properties:

BLACK POSITIVE OR BROWN POWDER. NOT DISSOLVE IN THE WATER AND NITRIC ACID, BUT CAN DISSOLVE IN THE ACETONE.

Application:

Mostly used as the depolarization in dry battery’s producing. it’s good for getting rid of color from glass making. it can make the glass from blue green to infirm maze yellow by increasing the iron salt valence higher. it can be used as oxygen magnetism materials for manganese, zinc and iron; as the materials for alloy of iron and manganese during melting. it is the activator for organic prefabricate, oxidant for mauve color’s for prefabricate, and the burning combustion supporting; as the materials for pottery, vitreous enamel, ceramic glaze and manganic salt. it is also widely used for fireworks, water puritying, medicine, fertilizer, fabric printing and dyeing.