Hubei ZhenHua Chemical Co., LTD Located in Huangshi?a city which is at the southwest bank of Yangtze River and famous for its industies.Has more then 40 years history for producing chromium salts.Our company has 10 senior engineering talents, 60 people more with junior technological status and managerial skills as well as an experienced staff team with comprehensive operational skills about chromic salt production.
Sodium Sulfate Anhydrous(GB-T6009?2003)  
Content(Na2SO4)   99.5%  Chloride(Cl-)   0.07%
Ca2++Mg2+ content    0.03%Iron(Fe3+)   0.002%
Moisture   0.02%Water insolubles   0.002%
Whiteness  96%Liquid PH value    6.9