Description: Colorless transparent crystals or white crystalline powder with salt and cool taste and has light efflorescence in hot air. Losting 3 molecule water at 100degree and becoming anhydrous salt at 215degree, soluble in water, practically insoluble in ethanol and its aqueous solution appears alkalescence to litmus, PH value 7 to 8, relative density1.790, melting point 70 to 80 degree.

Specification：

Uses: This product is used as electron ting agent (reducer) in plating of printing, mirror,galvanoplastics, and thermos industries; as complexing agent in electroplating industry; in the making of crystal speakers and microphones in telecom industry; as desalting agent in chemical fertilizer industry; and also used in glass industry and other industries.
Packaging: In 25Kg P/E bags covered with woven bags.