naturalrhodochrosite MANGANOUS CARBONATE RHODOCHROSITE;Carbonicacid,manganese(2+)salt(1:1);carbonicacid,manganese(2++)salt(1:1);manganese(2+)carbonate(1:1);manganesecarbonate(1:1);manganesecarbonate(mnco3);naturalrhodochrosite;MANGANOUS CARB
manganese carbonate 598-62-9
molecular formula: MnCO3
CAS: 598-62-9
Appearance:
White powder
Properties:
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.
Use:
Analytics reagents. Enamels, pigment, telecommunications equipment of raw material. Used for manganese salt preparation.
Details:
Test item |
Specification |
Reagent grade |
|
Appearance |
Conform |
Assay [Mn] /% |
44.0-48.0 |
Nitric acid not content |
≤0.03 |
Chloride (Cl)/% |
≤0.01 |
Sulfate (SO4) % |
≤0.02 |
Nitrogen compounds (N) /% |
≤0.1 |
Iron (Fe) /% |
≤0.005 |
Zinc (Zn) /% |
≤0.05 |
Heavy metal (Pb) /% |
≤0.004 |
Alkali metal and alkaline metal |
≤0.15 |
1. Packed in 25kg plastic bags/ fiber drums with inner plastic bags.
2. Delivery time: usually within 15 days after receiving payment
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