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Product name
Manganese carbonate
Specification
Reagent grade
Molecular formula
MnCO3
CAS
598-62-9
H.S. CODE
2836999000
Molecular weight
114.95
Appearance
White powder
Package
25KG Woven bags or fiber drums
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Property：
White amorphous powder. The air is easy oxidation and color becomes shallow brown. The relative density 3.125. Hot to 100 ℃ start decomposing to carbon dioxide and manganese oxide to 300 ℃ above is decomposed into carbon monoxide and manganese oxide of high prices. Insoluble in water and alcohol, soluble in dilute acids.
Application:
Analytics reagents. Enamels, pigment, telecommunications equipment of raw material. Used for manganese salt preparation.
Test standard：HG/T3-1076-77
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Test items |
Specification |
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AR grade |
CP grade |
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Appearance |
White powder |
White powder |
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Assay |
44.0~48.0% |
44.0~48.0% |
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Nitric acid insolubles |
≤0.03% |
≤0.03% |
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Chloride |
≤0.01% |
≤0.01% |
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Sulfate |
≤0.02% |
≤0.02% |
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nitrogen compound |
≤0.1% |
≤0.1% |
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Iron |
≤0.005% |
≤0.005% |
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Zinc |
≤0.05% |
≤0.05% |
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Heavy metals |
≤0.004% |
≤0.004% |
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Alkali metal and alkaline metal |
≤0.15% |
≤1.5% |
Storage：
Store in a cool, dry and well ventilated place. Keep away from incompatible substances. Keep container closed.
