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MANGANESE TETROXIDE

 

 

SYNONYM: Manganese Oxide

 

FORMULA: Mn3O4

 

M. W.: 228.8116

 

CAS NO.: 1317-35-7

 

DESCRIPTION: BROWN-BLACK POWDER.

 

SPECIFICATIONS:

 

APPEARANCE

BROWN-BLACK POWDER

Mn

69-72% MIN.

Fe

0.050% MAX.

Cr

0.010% MAX.

Na

0.005% MAX.

K

0.005% MAX.

Ca

0.010% MAX.

Mg

0.010% MAX.

S

0.050% MAX.

Si

0.005% MAX.

BULK DENSITY

0.6-0.8 g/cm3

AVERAGE PARTICLE SIZE

2.0μm MAX.

SPECIFIC SURFACE AREA (SBET)

5.0-7.0 m2/g

 

USES: USED TO MAKE NTC THERMISTOR, MOISTURE-SENSITIVE RESISTOR, VARISTOR, SEMICONDUCTIVE CERAMIC AND OPTICAL GLASS.

 

PACKING:   25KG/BAG OR CARTON WITH DOUBLE PLASTIC BAG.