Potassium Humate, Calcium Ammonium Nitrate, Urea manufacturer / supplier in China, offering White Crystalline Powder CAS No. 7778-77-0 Potassium Phosphate Monobasic Potassium Dihydrogen Phosphate, Industrial Use Potassium Dihydrogen Phosphate Kh2po4 MKP for Sewage Treatment, CAS 7778-77-0 MKP /Monopotassium Phosphate White Powder and so on.