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PHOSPHOTUNGSTIC ACID Extra Pure

Tungstophosphoric acid

COAs

Packings

100 g (00100)

500 g (00500)

1GBA000060 1GBAB00091
Print friendly version
Article No. 05265 Grade Extra Pure
Purity CAS No. 12501-23-4
Molecular Formula H3[P(W3O10)4]xH2O Molecular Weight 2880.17
H.S. Code 2811.1990 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour White to yellowish
Odour Odorless Melting point/ Freezing point [°C] 95 °C
Solubility in water [% weight] 200 g/100 g water

Specifications

Appearance White to yellow to beige to grey powder or crystals Substance insoluble in water Max 0.01%
Chloride (Cl) Max 0.01% Sulphate (SO4) Max 0.01%
Total nitrogen (N) Max 0.005% Lead (Pb) Max 0.005%
Iron (Fe) Max 0.002% Copper (Cu) Max 0.001%
Loss on ignition (at 750°C) Max 17%

Safety Information and Hazard Symbols

Corrosion
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
Revision Date: 09-Mar-2021

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