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Phosphotungstic Acid LR/AR

Phosphotungstic Acid LR/AR
Product Description

Phosphotungstic Acid LR/AR is a chemical compound which is most commonly utilized as a homogenous catalyst for various reactions. It has molecular formula H3PW12O40 with the molar mass of 2880.2 g/mol in anhydrous form. This compound is also used for precipitation of various dyes under controlled conditions. It is known as the universal precipitant for polar proteins hence is used in certain analytical procedures in this sector. Phosphotungstic Acid LR/AR appears as white to yellowish green crystalline powder with a melting point of about 89 degrees Celsius.

 

Key Features:

  • Used as a uniform catalyst for reactions
  • Utilized for dyes precipitation
  • Employed in varied analytical processes
  • Can be availed in yellowish green to white colored powder

 

Product Details:

  • Product Name : Phosphotungstic Acid LR/AR
  • Other names : Tungstophosphoric acid (TPA), Phosphotungstic acid (PTA, PWA) 12-Phosphotungstic acid, 12-Tungstophosphoric acid, Dodecatungstophosphoric acid
  • CAS Number : 1343-93-7
  • Chemical formula : H3PW12O40
  • Molar mass : 2880.2 g/mol (anhydrous)
  • Melting point : 89 °C (192 °F; 362 K) (hydrate)
  • Appearance (Colour) : White OR yellowish green
  • Appearance (Form) : Crystalline powder
  • Loss on ignition : max. 16%
  • Chloride (CI) : max. 0.001%
  • Sulphate (SO4) : max. 0.005%
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