Periodic acid - is the highest oxoacid of iodine, in which the iodine exists in oxidation state VII. Like all periodates it can exist in two forms: orthoperiodic acid, with the chemical formula H5IO6 and metaperiodic acid, which has the formula HIO4.
P 1445 (OTTO) Periodic acid, 99% Cas 10450-60-9 - used as a component for glycoprotein stains. It serves as a pharmaceutical and synthetic intermediate and is used in silk screen printing. It acts as an oxidizing agent especially in the cleavage of 1,2 diols to prepare dialdehydes.