PCA

• Category :

  Catalyst and Auxiliary

• Synonyms :

  Phosphino carboxylic acid; Belsperse 164;PCA;Copolymer of Phosphono and carboxylic Acid;

• CAS NO :

  71050-62-9

• EC NO :

• Molecular Formula :

  (C₃H₄O₂·H₃O₂P·Na)x

• Molecular Weight :

• Main Specifications :

• Product description :

  Alias: POCA , PCA

  1, Properties and Usage;

  Though the introduction of phosphonic group into carboxylic group , PCA has good dispersion property for scale of calcium carbonate and calcium phosphate in circulating cool water system . It has good scale inhibition for barium sulfate , strontium sulfate and silica scale .PCA has advantages in wide range of water quality , chemical stability , strong chlorine tolerance , etc .PCA can be used as scale and corrosion inhibitor in circulating cool water system and oilfield refill water system .

  2, specification :

  I tems	Index
  Appearance	Colorless or light yellow liquid
  Solid cotent % ≥	30.0
  Total phosphor (as PO43- )% ≥	7.0
  PH (1% water solution )	2.0-3.0
  Density(20℃)g/ cm3 ≥	1.10

  3, Using method :

  When used alone ,the dosage of 5-20mg/L , is preferred . It can also be used together with organophosphines , copolymer , zinc salt or BTA.

  4, Package and Storage :

  Nomally In 25kg or 200kg net Plastic Drum , or packed as customers, request .Storage for ten months in room shady and dry place.

• Molecular Structure :