Ammonium sulphate (crystals, powder), fertilizer

We are one of the top manufacturers and exporters of chemical raw materials in china. our factory can produce many kinds of chemicals: caustic soda , potassium hydroxide, paraformaldehyde, hexamine, ammonium sulphate, maleic anhydride, formic acid, carboxymethyl cellulose(cmc), oxalic acid, if you are interested in our products,please let us know your detail requirements. we sincerely hope to build up long-term friendly business relationships with your esteemed company.