TANGSHAN 3R CHEMICAL CO., LTD with 9 Factories is  the largest manufactuer of water treatment chemical--FERRIC CHLORIDE and FERROUS CHLORIDE  in China, with around 400,000 tons capacity per year . If you need them, pls contact TRACY.
Ferric chloride that we make Including ferric chloride liquid and ferric chloride hexahydrate. 
Ferrous chloride that we make Including ferrous chloride liquid , ferrous chloride  tetrahydrate and Ferrous chloride dihydrate . 
All  with water treatment grade , drinking water grade , pharmaceutical  grade  and reagent grade. Normally we do the goods accroding to clients' requirement.