Manganese Dioxide Mno2

Manganese Dioxide Mno2 Specification

Structural Formula
O=Mn=O

Molecular Weight
86.94 g/mol

Boiling point
Not applicable (decomposes on heating)

Ph Level
Neutral

Smell
Odorless

Shape
Powder / Granular

Solubility
Insoluble in water, soluble in acids

Poisonous
Yes

Density
5.026 Gram per cubic centimeter(g/cm3)

Melting Point
535C

Other Names
Pyrolusite

Refractive Rate
2.3 - 2.4

Taste
Odorless and tasteless

Form
Solid

HS Code
28201000

Purity
85% Min

Storage
Store in a cool, dry, well-ventilated area away from acids

Molecular Formula
MnO2

Classification
Oxide mineral

Chemical Name
Manganese Dioxide

CAS No
1313-13-9

EINECS No
215-202-6

Grade
Industrial Grade, Battery Grade

Standard
As per Indian Standard IS 4886-1980

Type
Inorganic chemical

Usage
Industrial, Laboratory, Chemical Synthesis, Battery Manufacturing

Main Material
Manganese dioxide (MnO2)

Application
Used in dry cell batteries, glass manufacturing, ceramics, water treatment, and as an oxidizing agent

Non Toxic
Yes

Stability
Stable under recommended storage conditions

Hazards
May cause respiratory irritation, avoid inhalation

Color
Dark brown to black

Shelf Life
24 months from date of manufacture

Appearance
Fine powder or granular

Packing
25 kg / 50 kg HDPE Bags / Drums

Particle Size
20-325 mesh

About Manganese Dioxide Mno2

Application	Water Treatment
MnO Content	7075%
Bulk Density	1.21.4 g/cm
Pack Size	50 kg
pH Range	68
Form	Powder
Color	Black
Packing Type	Bag
Packing Size	25 Kg
Usage	Chemical Industry
Formula	MnO2
Molar Mass	86.9368 g/mol
Melting Point	535 deg C
Density	5.03 g/cm3
ChemSpider ID	14117
IUPAC ID	Manganese oxide, Manganese(IV) oxide

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Versatility in Application

Manganese Dioxide (MnO2) is widely valued as a key component in dry cell batteries, glass and ceramic manufacturing, and water treatment processes. Its reliable oxidative properties make it indispensable in chemical synthesis and numerous industrial operations.

Safe Handling and Storage

Store MnO2 in a cool, dry, and well-ventilated area, keeping it away from acids and avoiding inhalation of the powder. The material is stable under recommended conditions, ensuring a shelf life of 24 months.

Key Physical Properties

MnO2 appears as a dark, fine powder or granular solid. It is odorless, tasteless, non-toxic, and insoluble in water, but readily dissolves in acids. Its high density and stability make it suitable for both industrial and laboratory use.

FAQ's of Manganese Dioxide Mno2:

Q: How should manganese dioxide (MnO2) be stored for maximum stability?

A: MnO2 should be stored in a cool, dry, and well-ventilated area, away from acids or any moisture, to maintain its stability and extend its shelf life up to 24 months.

Q: What are the primary industrial and laboratory uses of manganese dioxide?

A: Manganese dioxide is extensively utilized in dry cell battery manufacturing, glass and ceramics production, chemical synthesis, and water treatment due to its strong oxidizing properties.

Q: What benefits does manganese dioxide offer in battery manufacturing?

A: MnO2 acts as a critical cathode material in battery manufacturing, particularly in dry cell batteries, where it facilitates the electrochemical reactions necessary for efficient energy storage and release.

Q: Is manganese dioxide hazardous, and what precautions should be taken?

A: While manganese dioxide is non-toxic and odorless, it may cause respiratory irritation if inhaled. Appropriate protective measures, such as using a dust mask and working in a well-ventilated area, should be taken.

Q: Can manganese dioxide dissolve in water, and how is it typically used in chemical processes?

A: MnO2 is insoluble in water but dissolves in acids. This property makes it suitable as an oxidizing agent in various chemical synthesis applications.

Q: What is the recommended process for safe handling and packaging of manganese dioxide?

A: Handle MnO2 with care to avoid dust inhalation and skin contact. The product is generally packed in 25 kg or 50 kg HDPE bags or drums to ensure safety during transportation and storage.

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