Dear Sir, We are the Samroha (Hong Kong) LTD which sourcing the below materials now.Kinds of mateials needed: Citric Acid Monohydrate, Phthalic Anhydride, Phosphoric Acid, Water Soluble Featilizers Would you pls contact us ASAP so that we would get more information about these? We look forward to hearing from you soon. Thanks, Queenie Mail: sksamroha@gmail.com Mail: samrohahk@gmail.com