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VWR® Orthophosphoric Acid ≥85%, Analar Normapur® Acs, Reag. Ph. Eur. Analytical Reagent, 2.5L
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Specifications:
| Product Type | Laboratory Chemical | Forms | Liquid |
| Product Brand | VWR | ||
| Product Grade | Analytical grade | Formula | H₃PO₄ |
Specification Test Results
| Assay | 85.0 - 90.0 % |
| Appearance of solution S | Passes test Ph.Eur. |
| Hypophosphorous and phosphorous acids | Passes test Ph.Eur. |
| Identification A | Passes test Ph.Eur. |
| Identification B | Passes test Ph.Eur. |
| Substances precipitated with ammonia | Passes test Ph.Eur. |
| Colouration | Max. 10 APHA |
| Density (20/4) | 1.680 - 1.710 |
| Volatile acids | Max. 0.0002 meq/g |
| Heavy metals (as Pb) | Max. 5 ppm |
| Insoluble substances | Max. 10 ppm |
| Reducing substances (as H3PO3) | Max. 50 ppm |
| Substances reducing KMnO4 (as O) | Max. 10 ppm |
| Silica | Max. 0.025 % |
| Cl (Chloride) | Max. 2 ppm |
| F (Fluoride) | Max. 1 ppm |
| NO2 (Nitrite) | Max. 0.05 ppm |
| NO3 (Nitrate) | Max. 5 ppm |
| SO4 (Sulphate) | Max. 30 ppm |
| As (Arsenic) | Max. 0.5 ppm |
| Ca (Calcium) | Max. 20 ppm |
| Cd (Cadmium) | Max. 1 ppm |
| Co (Cobalt) | Max. 1 ppm |
| Cu (Copper) | Max. 1 ppm |
| Fe (Iron) | Max. 5 ppm |
| K (Potassium) | Max. 5 ppm |
| Mg (Magnesium) | Max. 10 ppm |
| Mn (Manganese) | Max. 0.5 ppm |
| Na (Sodium) | Max. 0.025 % |
| Ni (Nickel) | Max. 1 ppm |
| Pb (Lead) | Max. 1 ppm |
| Sb (Antimony) | Max. 5 ppm |
| Zn (Zinc) | Max. 2 ppm |
| Conforms to ACS | Passes test |
| Conforms to Reag. Ph.Eur. | Passes test |
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