... metal and low Biuret 3.Factory price Urea 46% prilledAppearaence:white prilledTotal N:46%min,Biuret: 1.0%max,H2O: 1.0 ... :50kg plastic woven bag,20MTs/20'FCL Urea 46% granularAppearaence:white granularTotal N:46%min,Biuret: 1.0%max,H2O: 1.0 ... or no fire or explosion hazard. Urea's high analysis, 46% N, helps reduce handling, storage and transportation costs over other ...