amino acid organic fertilizer npk 12-3-3 shiny black balls

Specification:ApperanceBlack Shiny Granular, 2-4mm 90% MINContent: Nitrogen(N)12% MINPhosphorus(as P2O5)3% MINPotassium(as K2O)3% MINOrganic Matter70% MINOtherStrong amino acid aromaProduct Overview.It is a new type organic-inorganic compound fertilizer, it is efficient, green fertilizer, made from