Specifications: GB535-1995 item standard Test result Nitrogen（%≥） 20 20.3 Sulfur（%≥） 23 23.5 moisture（%≤） 2 1.5 Free acidity(H2SO4)%≤ 0.03 0.08 Formulae (NH4)2SO4 Molecular weight 132.14 CAS 7783-20-2 properties Pure white fine crystalline powder. Easily soluble in water. Aqueous solution appears acid. Insoluble in alcohol, acetone and ammonia. Tasteless. Low of PH value that suit for the production of liquid fertilizer. uses Suit for the production of water soluble fertilizer, or can be fertilizing on soil land directly. Also can be made into granular fertilizer for bulk blending storage As with most solid fertilizers, Ammonium .Sulphate can be stored over a season as long as it is kept in a cool, dry , well ventilated area. Evelyn Saler HEBEI LONGHAI FERTILIZER Co., Ltd. Skype: ms.han5219 Mobile: +86 15532162787 TEL: +86 311 8606 0818 Web: www.lh-agriculture.com Email:Evelyn@lh-agriculture.com