Description

Manganese Oxide CAS NO 1309-55-3 is an inorganic compound primarily composed of manganese in a higher oxidation state, typically as manganese dioxide (MnO₂). This versatile material serves as a critical precursor and functional additive in numerous industrial processes due to its catalytic and electrochemical properties. It is essential for manufacturers in sectors such as battery production, ceramics, water treatment, and metallurgy seeking reliable, high-performance raw materials.

Application

• Battery Manufacturing: A key cathode material and depolarizer in dry-cell batteries, including alkaline and zinc-carbon types.
• Ceramics & Glass Industry: Used as a colorant to produce black, brown, and purple hues in ceramics, tiles, and glass.
• Water Treatment & Filtration: Employed as a powerful oxidizing agent and catalyst for removing iron, manganese, and other impurities from water.
• Metallurgy & Ferroalloys: Acts as a flux and alloying agent in steel production and in the manufacturing of ferromanganese.
• Chemical Synthesis & Catalysis: Serves as an oxidizing agent in organic synthesis and as a catalyst in various chemical processes.
• Fertilizers & Animal Feed: Provides a vital source of manganese, an essential micronutrient for plant growth and animal health.
• Electronic Components: Used in the production of ferrites and other magnetic materials for electronic applications.

Basic Information

Product Name	Manganese Oxide
CAS No.	1309-55-3
Molecular Formula	MnO₂ (commonly)
Molecular Weight	86.94 g/mol (for MnO₂)
Synonyms	Manganese Dioxide; Manganese(IV) Oxide; Pyrolusite; Black Manganese Oxide; Battery-Grade Manganese Dioxide; Electrolytic Manganese Dioxide (EMD); Chemical Manganese Dioxide (CMD); Manganese Peroxide
EINECS	215-202-6

Quality Control

Our Manganese Oxide is produced and tested under a stringent quality management system to ensure batch-to-batch consistency and performance. We provide material that meets relevant industrial and technical grade specifications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity levels is supplied with each shipment to guarantee compliance with your requirements.

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 reducing agents and organic substances. The product is hygroscopic (moisture-sensitive); keep the container tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Brownish-black powder
Identification (IR)	Conforms
Assay (as MnO₂)	≥ 85.0 %
Manganese (Mn) Content	≥ 60.0 %
Moisture Content	≤ 3.0 %
pH (5% slurry)	4.0 - 7.0
Residue on Sieve (100 mesh)	≤ 1.0 %
Heavy Metals (as Pb)	≤ 0.005 %

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