... CHINA,Shandong province. Our main products: NPK, UREA And Ammonium sulfate. Welcome to visit our factory and find what you ... 16, 10-20-10, 10-10-20, 13-13-21 2.NPK water soluble foliar powder: NPK 20-20- ... 20-0, 11-22-16, 16-20-0, 23-21-0, 15-15-0 4.PK granular: 0-5- ... 0-10-205.Ammonium Sulphate,: 21%N, crystal powder, white crystal granular6.Prilled Urea 46, Granular Urea 46, etc.7.Ammonium sulfate : N: ...