Substance

ID:364488

Phosphotungstic acid hydrate

Names and Identifiers
IUPAC name
phosphoric acid dodecakis(trioxotungsten) hydrate
Synonyms
Tungstophosphoric acid磷钨酸 水合物钨磷酸Phosphotungstic acid hydrate
IUPAC Traditional name
phosphoric acid dodecakis(tungsten trioxide) hydrate
Registration numbers
CAS Number
MDL Number
PubChem SID
Properties
Product Information
Antion Traces
sulfate (SO42-): ≤100 mg/kg
chloride (Cl-): ≤50 mg/kg
Impurities
≤0.002% total nitrogen (N)
Grade
for microscopy
Cation Traces
Na: ≤50 mg/kg
Zn: ≤5 mg/kg
Ca: ≤20 mg/kg
Pb: ≤20 mg/kg
Fe: ≤20 mg/kg
K: ≤50 mg/kg
Cu: ≤5 mg/kg
Linear Formula
H3[P(W3O10)4] · xH2O
Loss on Drying
≤15% loss on drying
Safety Information
Packing Group
2
Hazard Class
8
GHS Pictograms
GHS05
Corrosive to metals, category 1
Skin corrosion, categories 1A,1B,1C
Serious eye damage, category 1
Safety Statements
26-36/37/39
German water hazard class
3
RID/ADR
UN 3260 8/PG 2
Risk Statements
34
GHS Signal Word
Danger
European Hazard Symbols
Corrosive Corrosive (C)
UN Number
3260
MSDS Link
Personal Protective Equipment
Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
GHS Precautionary statements
P280-P305+P351+P338-P310
GHS Hazard statements
H314
Physical Property
Melting Point
~95 °C(lit.)
Molecule Details
Other Notes
Review of the folin phenol method for the quantitative determination of proteins1
Molecular Spectra
No Data Available
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References
No Data Available
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