Orthophosphoric Acid
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China, Changzhou
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Description
Product Description
CAS No.: 7664-38-2
Molecular formula: H3PO4
Grade: Food Grade
Purity: 85%
Usage:
1. Chemical fertilizer producing, additive for food & feed stuff, fire-resistance agent, producing phosphate. As food acidulant yeast nutrient; In manufacturing phosphate salts.
2. Phosphoric Acid used as cleaner for printed circuit, acidic flavoring for food, nutriment for yeast, also for use of producing different phosphates.
Packing: 35kgs/PP bag
Industrial grade and food grade both are available
Specifications of Phosphoric Acid food grade | |
Appearance | Clear to yellowish liquid |
H3PO4 | 85.0 % min |
Fluoride, as F | 0.001% max |
Chloride, as Cl | 0.0005 % max |
Sulfate | 0.005% max |
Fe | 0.001% max |
Arsenic, as As | 1ppm max |
Heavy metals, as Pb | 10ppm max |
Easy Oxidized Matter, as H3PO3 | 0.012% max |
Index | Index | ||||||
Industrial Grade | Food Grade | ||||||
85% | 75% | ||||||
Top Grade | First Grade | Qualified Grade |
Top Grade | First Grade | Qualified Grade |
||
Color ≤ | 20 | 30 | 40 | 20 | 30 | 40 | 20 |
H3PO4 % ≥ | 85.0 | 85.0 | 85.0 | 75.0 | 75.0 | 75.0 | 75.0~86.0% |
Chloride (as Cl-)% ≤ | 0.0005 | 0.0005 | 0.001 | 0.0005 | 0.0005 | 0.001 | |
Sulphate( SO4-) % ≤ | 0.003 | 0.005 | 0.01 | 0.003 | 0.005 | 0.01 | |
IronFe % ≤ | 0.002 | 0.002 | 0.005 | 0.002 | 0.002 | 0.005 | |
Arsenicas As % ≤ | 0.0001 | 0.005 | 0.01 | 0.0001 | 0.005 | 0.01 | 0.00005 |
Heavy metalsas Pb% ≤ | 0.001 | 0.001 | 0.05 | 0.001 | 0.001 | 0.05 | 0.0005 |
Fluorideas F % ≤ | 0.0010 | ||||||
Oxidableas H3PO3 % ≤ | 0.012 |
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Orthophosphoric Acid