Sodium Metaperiodate
Sodium Metaperiodate known as Sodium salt of Periodic Acid, is available in white crystalline powder form, soluble in water [solubility in water: 14.4% @ 25°c]. It has Molecular Formula NaIO4. It is prepared industrially by oxidation of Sod. Iodate with Sodium hypochlorite. It is used as an Oxidizing agent in organic synthesis.
| Product | Sodium Metaperiodate |
| CAS No. | 7790-28-5 |
| Molecular formula | NaIO4 |
| Molecular weight | 213.9 |
| Description | White fine Crystalline Powder |
| Assay ( Iodometric, Dry basis ) | 99.0 to 100.5 % |
| pH of 5% w/v Solution in water | 4 to 4.5 |
Maximum Limits of Impurities
| Loss on drying, 105 0C, 2 hours | 0.5 % |
| Bromide, chlorate & chloride (as Cl) | 0.02 % |
| Sulphate (as SO4) | 0.01 % |
| Manganese (as Mn) | 0.0003 % |