Description:
Appearance:Crystal 
Melting point:47℃
Uses:Analytical reagent, catalyst, mordant, copper coloring.
Properties:Has hygroscopic.Half lethal dose(rats,per os) 3.25g/kg.
Solubility:Easily soluble in water,ethanol and acetone.Slightly soluble in concentrated nitric acid.
Storage:This product shall be sealed to preserve in cool,dry and dark place.