Specifications: GB535-1995 item standard Test result Nitrogen（%≥） 20.5 21 Sulfur（%≥） 23 23.6 moisture（%≤） 1.5 1 Free acidity(H2SO4)%≤ 0.2 0.1 appearance White/off white, color not stable Formulae (NH4)2SO4 Molecular weight 132.14 CAS 7783-20-2 properties White/off white fine crystalline powder. Easily soluble in water. Aqueous solution appears acid. Insoluble in alcohol, acetone and ammonia. Easily deliquescent and volatilized in the air. Slight odor of ammonia. uses Use to soil land directly mixed with other granular as BB or NPK fertilizer. 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