Name | Ammonium periodate |
Synonyms | azanium,periodate Ammonium periodate Ammonium meta-periodate |
CAS | 13446-11-2 |
Molecular Formula | H4INO4 |
Molar Mass | 208.94053 |
Physical and Chemical Properties | Colorless crystals. Relative density 3.056. The melting point exploded. Mixing with combustibles can cause fire and explosion. Slightly soluble in water. |
solubility in water (g/100ml) | grams dissolved per 100ml of water: 2.7g/20 ℃ |
Use | oxidant. |
production method | chlorine oxidation of iodine in aqueous medium, through the oxidation of human chlorine to generate periodic acid, after separation of impurities, ammonium periodate solution is formed by adding ammonia water and neutralizing to Ph 2-3, and then purified to separate impurities, evaporated and concentrated, cooled to crystallize, centrifuged and dried to obtain ammonium periodate. Its HIO4 NH4OH → NH4IO4 H2O |