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Oxyde de manganèse(IV), 99,9 % (base de métaux), Thermo Scientific Chemicals
Description
It is used as an oxidizing agent in organic synthesis such as oxidation of allylic/benzylic alcohols, as a textile dye, as a reducing agent, and as a component of dry cell batteries such as zinc-carbon battery and alkaline battery. It is also used in making pigments for glasses and ceramics, and drier for paints. Further it is used in the manufacture of manganese steel and several manganese derivatives including potassium permanganate, a powerful versatile oxidant. Catalytic hydration of nitriles to amides by flowing through manganese dioxide has been reported. Manganese dioxide supported on inorganic oxide can be used for oxidation of methylamine through CWAO (Catalytic Wet Air Oxidation). It has high potential as highly efficient and robust material for water oxidation reaction (WORs).
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
Spécification
Spécification
Nom chimique ou matériau | Manganese(IV) oxide |
Point de fusion | 535°C (decomposition) |
Forme physique | Poudre maillée de -325 |
Quantité | 250 g |
Plage de pourcentage du dosage | 99.9% (metals basis) |
Notes de pourcentage du dosage | (Base des métaux) |
Merck Index | 14,5730 |
Informations sur la solubilité | Insoluble in water. |
Poids de la formule | 86.94 |
Pourcentage de pureté | 99.9% |
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Sécurité et traitement
- Manganese(IV) oxide
- Dangers
- Toxicité aiguë Catégorie 4
- Toxicité spécifique pour certains organes cibles à la suite d'une exposition répétée Catégorie 2
- H302-Nocif en cas d'ingestion.
- H332-Nocif par inhalation.
- H373-Risque présumé d'effets graves pour les organes.
- P260-Ne pas respirer les poussières/fumées/gaz/ brouillards/vapeurs/aérosols.
- P264-Se laver soigneusement après manipulation.
- P270-Ne pas manger, boire ou fumer en manipulant ce produit.
- P304+P340-EN CAS D'INHALATION: transporter la personne à l'extérieur et la maintenir dans une position où elle peut confortablement respirer.
- P312-Appeler un CENTRE ANTIPOISON/un médecin/en cas de malaise.
- MIXTURE LIST-Contient: manganese dioxide
RUO – Research Use Only