We are the direct manufacturer of phosphoric acid in China. We can supply you our products with most competitive price and well services. The specification is as follows: Technical Grade, Food Grade:
- H3PO4: 85% min 85% min;
- Arsenic (as As): 50ppm max 1ppm max;
- Iron (as Fe): 20ppm max 10ppm max;
- Chloride (as Cl): 5ppm max 5ppm max;
- Sulphate (as SO4): 50ppm max 20ppm max;
- Heavy Metals (as Pb): 10ppm max 8ppm max;
-Colour: 30 max 20 max
- Flouride (as F): 10ppm max
- H3PO3: 120ppm max.