Phosphotungstic acid hydrate

Supplier: Thermo Scientific Chemicals
Danger

Synonyms: Phosphotungstic acid hydrate, Wolframophosphoric acid hydrate, Dodecawolframophosphoric acid hydrate, 12-Tungstophosphate hydrate, Tungstophosphoric Acid Hydrate

AC20831-0025 AC20831-0250 AC20831-1000 AC20831-5000
TS20831-0025EA 2477 USD
TS20831-0025 TS20831-0250 TS20831-1000 TS20831-5000
Phosphotungstic acid hydrate
Phosphotungstic acid hydrate
Formula: H₃[P(W₃O₁₀)₄]·nH₂O
MW: 2898.07 g/mol
Storage Temperature: Ambient
MDL Number: MFCD00011342
CAS Number: 12501-23-4
EINECS: 215-682-7
UN: 3260
ADR: 8,II
Merck Index: 13,07450

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Specification Test Results

Appearance White to yellow to beige to gray 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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