1. Phosphoric acid 
2. Food grade 
3. Industry grade 
4. CAS No.: 7664-38-2 
5. Content: 85% min&75% min 

Used as cleaner for printed circuit, acidic flavoring for food, nutriment for yeast, also for use of producing different 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 (H 3 P O 4 ), % ≥	85.0	85.0	85.0	75.0	75.0	75.0	75.0~86.0%
Chloride(Cl ), % ≤	0.0005	0.0005	0.001	0.0005	0.0005	0.001
Sulphates( SO 4 ), % ≤	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
Ars enic (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 metals ( F), % ≤							0.0010
Easily oxidated matter( H 3 PO 3 ), % ≤							0.012