Manganese dioxide
99.95% metals basis
- Product Code: 204727
Alias:
Manganese dioxide; manganese oxide (Ⅳ), manganese peroxide
CAS:
1313-13-9
| Molecular Weight: | 86.94 g./mol | Molecular Formula: | MnO₂ |
|---|---|---|---|
| EC Number: | 215-202-6 | MDL Number: | MFCD00003463 |
| Melting Point: | 535 °C (dec.)(lit.) | Boiling Point: | |
| Density: | 5.026 g/cm3 | Storage Condition: | Room temperature, sealed |
Product Description:
Used as a catalyst in the decomposition of hydrogen peroxide, manganese dioxide helps rapidly break down the solution into water and oxygen. It is commonly employed in laboratories and industrial processes for this purpose due to its efficiency and reusability.
In dry-cell batteries, such as zinc-carbon and alkaline batteries, it acts as a depolarizer, preventing the buildup of hydrogen gas and maintaining consistent electrical output.
Manganese dioxide is also utilized in the production of ferrites for electronic components, including inductors and transformers, where it contributes to magnetic properties.
In glass and ceramic manufacturing, it serves as a colorant and decolorizer. It can impart a purple or black tint or neutralize green tints caused by iron impurities in glass.
Additionally, it plays a role in organic synthesis, particularly in the oxidation of allylic alcohols to corresponding carbonyl compounds.
Sizes / Availability / Pricing:
| Size | Availability | Price | Quantity |
|---|---|---|---|
| 1.000 G | 10-20 days | ฿390.00 |
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| 5.000 G | 10-20 days | ฿1,270.00 |
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| 25.000 G | 10-20 days | ฿4,790.00 |
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| 100.000 G | 10-20 days | ฿13,600.00 |
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| 500.000 G | 10-20 days | ฿37,000.00 |
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Manganese dioxide
Used as a catalyst in the decomposition of hydrogen peroxide, manganese dioxide helps rapidly break down the solution into water and oxygen. It is commonly employed in laboratories and industrial processes for this purpose due to its efficiency and reusability.
In dry-cell batteries, such as zinc-carbon and alkaline batteries, it acts as a depolarizer, preventing the buildup of hydrogen gas and maintaining consistent electrical output.
Manganese dioxide is also utilized in the production of ferrites for electronic components, including inductors and transformers, where it contributes to magnetic properties.
In glass and ceramic manufacturing, it serves as a colorant and decolorizer. It can impart a purple or black tint or neutralize green tints caused by iron impurities in glass.
Additionally, it plays a role in organic synthesis, particularly in the oxidation of allylic alcohols to corresponding carbonyl compounds.
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