Up (urea phosphate) Properties: White crystal, easily soluble in water, but not in organic solution; melting point at 117.3 ípc , its water solution is strongly acidic, ph value of 1% solution is 1.89, it has got bad heat stability and easily decomposed when heated. Up (urea phosphate) Food grade Guaranteed technical specifications: No specifications 1 main contents(as h3po4 .Co(nh2 )2 )min% 98.00 2 phosphorus pentoxide (as p2o 5 )min% 44.00 3 nitrogen(as n) min% 17.00 4 ph 1.6-2.4 5 moisture max% 0.20 6 heavy metals(as pb) max% 0.001 7 arsenic(as as) max% 0.0003 8 fluoride(as f) max% 0.003 9 water insoluble max% 0.10 Up (urea phosphate) Packing and storage: In 25kg, 50kg, 1000kg net bags, store at a cool, dry and well ventilated place.