Description

Manganese Carbonate is an essential inorganic compound widely used as a key source of manganese in various industrial and nutritional applications. Its primary value lies in providing a bioavailable and stable form of manganese, a critical trace element for numerous chemical and biological processes. This product is vital for manufacturers in the animal feed, fertilizer, ceramics, and chemical synthesis industries seeking a reliable and consistent manganese source.

Application

• Animal Feed Additive: A crucial nutritional supplement to prevent manganese deficiency and support bone development, reproduction, and enzyme function in livestock and poultry.
• Fertilizer Production: Used as a micronutrient in agricultural fertilizers to correct manganese deficiencies in soil, promoting healthy plant growth and crop yield.
• Ceramics and Glass Manufacturing: Acts as a colorant, producing pink, brown, and black hues in glazes, tiles, and specialty glass.
• Chemical Synthesis: Serves as a precursor for producing other manganese compounds, such as manganese oxides and manganese sulfate.
• Welding Flux & Steel Industry: Employed as a component in welding rod coatings and as an alloying agent in steel production.
• Drying Agent: Functions as a siccative (drying agent) in paints, varnishes, and inks.
• Water Treatment: Utilized in certain water purification processes to remove impurities.
• Nutritional Supplements: Used in the formulation of human dietary supplements, adhering to appropriate pharmacopeial standards (e.g., USP, FCC).

Basic Information

Product Name	Manganese Carbonate
CAS No.	598-62-9
Molecular Formula	MnCO3
Molecular Weight	114.95 g/mol
Synonyms	Manganese(II) carbonate; Carbonic acid, manganese(2+) salt (1:1); Manganous carbonate; Rhodochrosite (mineral form); Manganese monocarbonate; Manganese Carbonate Precipitated; Manganese Carbonate, Tech Grade; Manganese Carbonate, Feed Grade
EINECS	209-942-9

Quality Control

Our Manganese Carbonate is produced under a stringent quality management system to ensure batch-to-batch consistency and reliability. We offer various grades, including Technical, Feed, and Food/Pharmaceutical grades, with specifications tailored to meet specific industry requirements. Certificates of Analysis (COA) documenting key parameters such as assay, heavy metal content, and impurity profiles are provided with every shipment. Production can be aligned with standards such as FCC for food applications or relevant pharmacopeial monographs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids. The product is hygroscopic (moisture-sensitive) and should be kept in a dry environment to prevent caking or degradation. Recommended storage temperature is 15-25°C.

Specification

Item	Specification
Appearance	Pink to light brown powder
Identification (IR)	Conforms
Assay (as MnCO3)	≥ 90.0% - 95.0% (Grade Dependent)
Manganese Content (as Mn)	≥ 44.0%
Loss on Drying	≤ 2.0%
Chloride (Cl)	≤ 0.05%
Sulfate (SO4)	≤ 0.05%
Heavy Metals (as Pb)	≤ 20 ppm
Lead (Pb)	≤ 10 ppm
Arsenic (As)	≤ 3 ppm
Iron (Fe)	≤ 0.05%
Acid Insoluble Matter	≤ 0.05%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.