Manganese Carbonate
　　Other name：Manganese carbonate; Manganous carbonate
　　CAS No.: 598-62-9
　　EINECS No.: 209-942-9
　　HS No.：2836999000
　　Molecular Formula: MnCO₃    
　　Molecular weight: 114.95
　　1. Appearance: Rose trigonometric series, crystal or amorphous diamond bright white brown powder.
　　2. Specifications:
　　2.1 Manganese Carbonate Industry Grade
　　Quality standards：HG/T4203-2011

Item                              Index	First grade	Qualified product
Manganese Carbonate as Mn， % ≥	42.5	41.5
Chloride as Cl, wt%≤	0.01	0.02
Sulfate as SO４, wt%≤	0.6	0.8
Granularity（45um sieve residue）, wt%≤	Negotiation

　　2.2  Manganese Carbonate Feed grade
　　Quality standards： Q/ZKH001-2008

Item                           Index	Ⅰ	Ⅱ
Manganese Carbonate as Mn， wt % ≥	43.0 -45.0
Chloride as Cl, wt%≤	0.03	0.05
Sulfate as SO４, wt%≤	0.5	0.7
Cadmium（Cd）, wt%≤ , wt%≤	0.0004	0.0005
Arsenic(As) , wt%≤	0.0002	0.0005
Heavy Metal as Pb, wt%≤	0.002	0.003
Insoluble matter in nitric acid, wt%≤	0.03	0.05
Fineness （by 45um sieve residue）,wt%≤	-	-

　　3. Packaging: Net 25kg in plastic bag lined plastic film woven bag, can also package according to customer request
　　4. Uses: Widely used in desulfurization of raw materials, catalysts, enamel paint, manganese salt is used in fertilizer, medicine, feed additives, electrode materials etc
　　5. Storage: Stored in cool and ventilated, avoid light place.
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