What is sodium antimonate

Sodium antimonate, also known as sodium pyroantimonate, is the sodium salt of antimony acid. The molecular formula is NaSbO3, and the molecular weight is 192.75.

It is white powder. It is soluble in tartaric acid, concentrated sulfuric acid, etc., slightly soluble in alcohol and ammonium salt, and insoluble in acetic acid, dilute alkali and dilute inorganic acid. Insoluble in cold water, hydrolyzed in hot water to form colloid. It can be used as opaque filler, opacifying agent for enamel, acid resistant paint for iron sheet and steel plate, as glass clarifier, and as flame retardant synergist.