Heze Fuda Biotechnology Co., Ltd.

Phosphonic acid

• Category :

  Intermediates

• Synonyms :

  Phosphonic acid;hydrogen phosphonate;phosphorus(+3) trihydride cation trihydroxide;Orthophosphorus;Orthophosphorous acid;Ortho-Phosphorous acid;

• CAS NO :

  13598-36-2

• EC NO :

  237-066-7

• Molecular Formula :

  H₃PO₃

• Molecular Weight :

  81.9957

• Main Specifications :

• InChI :

  InChI=1/3H2O.H3P/h3*1H2;1H3/q;;;+3/p-3

• Product description :

  1. Product overview

  Product name	Phosphonic acid	CAS NO.	13598-36-2
  Alias	phosphonic acid	English name	Phosphonic acid
  Molecular formula	H3O3P	Molecular weight	82.00
  Melting point	73℃	Boiling point	200℃
  Flash point	200℃	Density	(water =1) 1.65 (Air =1) No data
  Solubility	Soluble in water and alcohol.	Explosion limit	No data
  Appearance & Property		White or light yellow crystal, garlic flavor, easy deliquescence.

  2. Quality Index

  Item	Index
  Appearance	White or light yellow crystals
  Mass fraction of Phosphonic acid % ≥	99.0
  Mass fraction of Oxides (calculated as CI) % ≤	0.001
  Mass fraction of Ferrous (Fe) % ≤	0.0005
  Mass fraction of Phosphate (as PO4) % ≤	0.1
  Mass fraction of Sulfate (as SO4)n % ≤	0.0005

  3, Main uses
  It can be used as raw material of plastic stabilizer, synthetic fiber and Phosphonic acid salt, intermediate of pesticide glyphosate and ethephon, and also can be used to produce high-efficiency water treatment agent.

  4. Packingmethod: tank car.

• Molecular Structure :