ortho-Phosphorsäure ≥85%, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. analytisches Reagens
Lieferant: VWR Chemicals
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Gefahr
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Synonyms:
Orthophosphorsäure
20624.262EA
70.3
CHF
20624.262
20624.460
20624.295
20624.420
20624.310
20624.330
ortho-Phosphorsäure ≥85%, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. analytisches Reagens
ortho-Phosphorsäure
Formel:
H₃PO₄ MW: 98 g/mol Melting Pt: 28 °C Dichte: 1,689 g/cm³ (20 °C) Lager Temperatur: Raumtemperatur |
MDL Number:
MFCD00011340 CAS-Nummer: 7664-38-2 EINECS: 231-633-2 UN: 1805 ADR: 8,III |
Spezifikation Testergebnisse
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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