... are the only supplier for the full-line products of fertilizer in China. ISO 9001:2000 good quality, best price. Inspection ... ItemIndex ValueTotal nutrients(N+P2O5+K2O),%38minTotal content of nitrogen(N),%17.5minContent of effective phosphorus(P2O2)%------Content of water ... 00mm-4.75mm),%90minContent of Cl- ,%------Content of organic matter,%------- Compound Fertilizer,Different Kinds of NPK ...