Phosphoric Acid, Puriss, ACS Reagent, Fluka
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Phosphoric Acid, Puriss, ACS Reagent, Fluka
Phosphoric Acid
Puriss. p.a., ACS Reagent, Reag. ISO, Reag. Ph. Eur., ≥85%
Synonym- Orthophosphoric acid
| Property |
Value |
| Assay |
Min. 85% |
| Volatile acids (CH3COOH) |
Max. 0.001% |
| Water insoluble matter |
Max. 0.001% |
| Arsenic (As) |
Max. 0.5 ppm |
| Calcium (Ca) |
Max. 0.001% |
| Cadmium (Cd) |
Max. 0.0001% |
| Cobalt (Co) |
Max. 0.0001% |
| Chromium (Cr) |
Max. 0.0001% |
| Copper (Cu) |
Max. 0.0001% |
| Iron (Fe) |
Max. 5 ppm |
| Potassium (K) |
Max. 0.0005% |
| Magnesium (Mg) |
Max. 0.0005% |
| Manganese (Mn) |
Max. 0.5 ppm |
| Sodium (Na) |
Max. 0.002% |
| Nickel (Ni) |
Max. 0.0001% |
| Lead (Pb) |
Max. 0.0001% |
| Antimony (Sb) |
Max. 0.0002% |
| Zinc (Zn) |
Max. 0.0002% |
| Heavy metals (as Pb) |
Max. 0.001% |
| Chloride (Cl) |
Max. 2 ppm |
| Fluoride (F) |
Max. 0.0001% |
| Nitrate (NO3) |
Max. 3 ppm |
| Phosphite, Hypophosphite (H3PO3) |
Max. 0.002% |
| Phosphite, Hypophosphite |
complying |
| Sulfate (SO4) |
Max. 30 ppm |
| KMnO4 reducing matter (as O) |
Max. 0.001% |
| Substances precipitated by NH3 |
complying |
| APHA |
Max. 10 |
| Reducing impurities |
complying |
| Appearance of the solution |
complying |
| Residual solvents |
complying |
CAS#: 7664-38-2,7732-18-5