Dear sir nice day!here is jiutai chemical industry co.ltd from China,we main products are:solid caustic soda,oxalic acid,chrome oxide green, borax,carbon black, white carbon black, magnesium oxide, citric acid£¬boric acid£¬stearic acid£¬ copper sulfate£¬sodium hydroxide,lithopone, iron oxdied black, iron oxdied red£¬ zinc oxide£¬glacial acetic acid£¬formic acid...if you need please contact me:company mailbox: chem6@dutiful-chemical.com jennysun1988 at yahoo dot cn Jennysun1988 at hotmail dot com skype: jiutaichemicals