phosphoric acid

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Phosphoric Acid For treating activated carton and metal surfaces.

Phosphoric Acid

colorless and transparent or light-colored thick lucid;pour phosphoric acid is colorless and smell-less crystal and has a sour taste;melts at 42.4 and boils at 260;has relative density of 1.70(water=1)(pour 1.87),a relative vapor density of 3.38 and a saturation wapor pressure (kpa) 0.67(pour at 25);miscible in water and ethyl alcohol .

USE:

1.Phosphoric Acid technicalgrade:used for treating activated carton and metal surfaces,feedstock of phosphate,catalyst for organic chemcial reactions,and additive of five-proof materials.

2.Food grade phosphate:served as cleaner and acidity in food and dring;nutrient for yeast;and feedstock of phosphates.

Item	Value
	Industry Grade						Food Grade
	85%			75%
	Excellent	Grade 1	Grade 2	Excellent	Grade 1	Grade 2
Colority≤	20	30	40	20	30	40	20
Content(H3PO4),%≥	85	85	85	75	75	75	75.0-86.0%
Chloride(Cl),%≤	0.0005	0.0005	0.001	0.0005	0.0005	0.001
Sulphates(SO4),%≤	0.003	0.005	0.01	0.003	0.005	0.01
Iron(Fe),%≤	0.002	0.002	0.005	0.002	0.002	0.005
Arsenic(As),%≤	0.0001	0.005	0.01	0.0001	0.005	0.01	0.00005
Arsenic(Pb),%≤	0.001	0.001	0.05	0.001	0.001	0.05	0.0005
Heavy metal(F),%≤							0.001
Easily oxidated matter (H3P03),%≤							0.012

phosphoric acid