an obvious, colorless or slightly yellow liquid, H3PO2, made use of as a reducing agent.
A pale yellowish liquid, H3PO2, made use of as a reducing broker.
a definite or yellowish monobasic acid (H3PO2)
, an acid, H3PO2, whoever salts are manufactured because of the action of barium hygrate on phosphorus. It might be gotten from the liquid solution, by exaporation and freezing, as a white crystalline substance. It is a robust limiting broker.