Sodium Selenite

Na salt (2:1) of Sodium Selenite; Na salt of Sodium Selenite; diselenious acid, di-Na salt of Sodium Selenite; mono-Na salt of Sodium Selenite; pentahydrate of Sodium Selenite; Selenite pentahydrate, Sodium; Selenite, Sodium; Sodium Selenite pentahydrate
Selenious acid, disodium salt. It is used therapeutically to supply the trace element selenium.