Acide phosphotungstique hydraté
Marques : Thermo Fisher ScientificTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
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Danger
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Synonyme(s):
Phosphotungstic acid hydrate, Wolframophosphoric acid hydrate, Dodecawolframophosphoric acid hydrate, 12-Tungstophosphate hydrate, Tungstophosphoric Acid Hydrate
Formule:
H₃[P(W₃O₁₀)₄]·nH₂O Poids moléculaire: 2898.07 g/mol Point de fusion: 107 Température de stockage: Température ambiante |
Numéro MDL:
MFCD00011342 Numéro CAS: 12501-23-4 EINECS: 215-682-7 UN: 3260 ADR: 8 II Indice Merck: 13,07450 |
Résultats des tests de spécification
Appearance | White to yellow to beige to grey Powder or crystals |
Assay | ≥82 % (WO3) |
Chloride (Cl) | ≤20 ppm |
Sulfate (SO4) | ≤50 ppm |
Ammonium (NH4) | ≤50 ppm |
Iron (Fe) | ≤30 ppm |
Sodium (Na) | ≤100 ppm |
Heavy metals (as Pb) | ≤40 ppm |
Loss on ignition | ≤17 % (800°C) |
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