| MANGANESE DIOXIDE | |
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PRODUCT IDENTIFICATION |
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| CAS NO | 1313-13-9 |
| FORMULA | MnO2 |
| MOL WT. | 86.94 |
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H.S. CODE |
2820.10 |
| TOXICITY | LD50 oral rat : 3478 mg/kg. |
| SYNONYMS | Manganese (IV) oxide; Manganese Black; Pyrolusite |
| Black Dioxide; Manganese oxide; Manganese (IV) dioxide; Manganese Peroxide; | |
| RAW MATERIALS | |
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CLASSIFICATION |
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PHYSICAL AND CHEMICAL PROPERTIES |
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| PHYSICAL STATE | Gray lumps or black to brownish-black powder |
| MELTING POINT | 1539 C |
| BOILING POINT | |
| SPECIFIC GRAVITY | 5.0 |
| SOLUBILITY | Insoluble |
| pH | 9 - 10 (10% aqueous slurry) |
| NFPA RATING | Health: 2 Flammability: 0 Reactivity: 1 |
| VAPOR DENSITY | |
| FLASH POINT |
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| STABILITY | Stable under ordinary conditions |
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APPLICATIONS |
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| Used as a chemical oxidant in organic synthesis. It is used in electric dry cells as the cathode material | |
| SALES SPECIFICATION | |
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APPEARANCE |
black to brownish-black powder |
| PURITY |
91.0% min |
| Fe |
0.05% max |
| Pb |
0.2% max |
| Cu |
0.0001% max |
| PARTICLE SIZE |
200mesh |
| TRANSPORTATION | |
| PACKING | 25kgs, 50kgs and 1mt in Bag |
| HAZARD CLASS | 5.1 |
| UN NO. | 1479 |
| REMARKS | |
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