Dear Sir, We can supply Ammonium Sulfate (NH4) 2SO4 (Granular/Mid/Soluble) size Grades 500,000MT/ Monthly . Chemical Content : Nitrogen (N) 21 min. Sulfur (S) 24 min. Contact: Tel / Fax : 001 208 723 1914 or Email:cigar2000usa@yahoo.com Also we can supply other all Fertilizer,Chemicals and Resins Products. Please reply real buyers only. Thanks, Cigar