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| | POTASSIUM MANGANATE Basic information |
| | POTASSIUM MANGANATE Chemical Properties |
| Melting point | 190 °C(lit.) | | solubility | soluble in H2O; reacts with HCl | | form | Powder | | color | green crystals, crystalline | | Water Solubility | Soluble in water | | Merck | 14,7644 | | Exposure limits | ACGIH: TWA 0.02 mg/m3; TWA 0.1 mg/m3
OSHA: Ceiling 5 mg/m3
NIOSH: IDLH 500 mg/m3; TWA 1 mg/m3; STEL 3 mg/m3 | | Stability: | Stable. Oxidizer - contact with combustible material may lead to fire. Protect from moisture. Incompatible with zinc, finely powdered metals, peroxides, strong reducing agents. | | InChI | 1S/2K.Mn.4O/q2*+1;;;;2*-1 | | InChIKey | XKYFHUXZPRFUTH-UHFFFAOYSA-N | | SMILES | [K+].[K+].[O-][Mn]([O-])(=O)=O | | EPA Substance Registry System | Manganic acid (H2MnO4), dipotassium salt (10294-64-1) |
| Hazard Codes | O,Xi | | Risk Statements | 8-36/37/38 | | Safety Statements | 17-26 | | RIDADR | UN 1479 5.1/PG 3 | | WGK Germany | 2 | | TSCA | TSCA listed | | HazardClass | 5.1 | | PackingGroup | III | | Storage Class | 5.1B - Oxidizing hazardous materials | | Hazard Classifications | Eye Irrit. 2
Ox. Sol. 3
Skin Irrit. 2
STOT SE 3 |
| | POTASSIUM MANGANATE Usage And Synthesis |
| Chemical Properties | Potassium manganate, K2MnO4, green solid, soluble, permanent in alkali, formed by heating to high temperature manganese dioxide and potassium carbonate, and then extracting with water, and evaporating the solution. The first step in the preparation of potassium manganate and permanganate from pyrolusite. | | Uses | Bleaching skins, fibers, oils; disinfectants;
mordant (wool); batteries; photography; printing;
source of oxygen (dyeing); water purification; oxi-
dizing agent. | | Uses | It serves as an oxidizing agent. | | Uses | A selective oxidizing agent. | | Hazard | Dangerous fire risk in contact with organic
materials, strong oxidizing agent. | | reaction suitability | reagent type: catalyst
core: manganese |
| | POTASSIUM MANGANATE Preparation Products And Raw materials |
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