PHOSPHO TUNGSTIC ACID AR

Article No. Grade Purity Cas no. Molecular Formula Molecular Weight H.S. Code Shelf Life
P0160500500 AR 12501-23-4 H3[P(W3O10)4]xH2O 2880.17 2811.1990
60 Months

Physical Properties

Physical state at 20 °C

Solid

Colour

White to yellowish

Odour

Odorless

Melting Point/ Freezing point [°C]

95 °C

Viscosity at 40°C [mm2/s]

200 g/100 g water

Solubility in water [% weight]

200 g/100 g water

Specifications

Appearance:

 White or yellowish green crystalline powder

Chloride (Cl):

 Max 0.005%

Sulphate (SO4):

 Max 0.01%

Sodium (Na):

 Max 0.02%

Lead (Pb):

 Max 0.002%

Iron (Fe):

 Max 0.002%

Copper (Cu):

 Max 0.001%

Potassium (K):

 Max 0.02%

Total nitrogen (N):

 Max 0.002%

Loss on ignition (at 750°C):

 Max 17%

Safety Information and Hazard Symbols

Symbol: GHS05
Signal Word: Danger
UN No.: 3260
IMCO Class No.: 8
Packing Group: II
Hazardous Statement: H314
Precaution Statement: P280-P305 + P351 + P338-P310
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Globally Harmonized System of classification and Labelling of Chemicals (GHS)

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