HomeDry fertilizerAmmonium Sulfate 21-0-0 Ammonium Sulfate 21-0-0 Category: Dry fertilizer Product ID: 22846 Description Description Dry Package Size: 50 Lb Related products Calcium Nitrate SG 15.5-0-0 Grow More 05-50-17 Grow More 06-30-30 Grow More 00-50-30