Appearance: White solid, deliquescent ; White hygroscopic solid in various forms ; Odorless, white or slightly yellow lumps, rods, flakes, sticks, or pellets. [Note: May be used as an aqueous solution.]
Products:
H2SeO3 – Selenous acid, Selenic(IV) acid
Other names: Selenious acid, [SeO(OH)2], Selenige Säure, Monohydrated selenium dioxide
Appearance: White hygroscopic crystals ; Colourless hygroscopic crystals