Citric Acid-impurities | Pharmaffiliates

citric acid and its Impurities

Citric acid was first isolated in 1784 by the chemist Carl Wilhelm Scheele, who crystallized it from lemon juice. It is a weak organic acid that has the chemical formula C.. Reference standards of Citric Acid API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below

Displaying 8 results for citric acid Impurities
PA 03 58000

Citric Acid - API Standards

Citric Acid


  • Catalogue No.:PA 03 58000

  • CAS :

    77-92-9

  • Molecular Formula : C6H8O7

  • Molecular Weight : 192.12

PA STI 021780

Citric Acid-2,2,4,4-d4

Citric Acid-2,2,4,4-d4


  • Catalogue No.:PA STI 021780

  • CAS :

    147664-83-3

  • Molecular Formula : C6H4D4O7

  • Molecular Weight : 196.15

Citric Acid (1134368)

Citric Acid (1134368)


  • Catalogue No.:PA USP1134368

  • CAS :

    77-92-9

  • Molecular Formula : NA

  • Molecular Weight : NA

Citric acid (anhydrous) (A1202000)

Citric acid (anhydrous) (A1202000)


  • Catalogue No.:PA EPA1202000

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

Citric acid monohydrate (C2219000)

Citric acid monohydrate (C2219000)


  • Catalogue No.:PA EPC2219000

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

Citric Acid (IPRS/100/14)-from IPC


  • Catalogue No.:PA IPIPRS 100 14

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

Citric Acid Monohydrate (IPRS/118/14)-from IPC


  • Catalogue No.:PA IPIPRS 118 14

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA STI 088427

Sodium Citrate-2,2,4,4-d4

Sodium Citrate-2,2,4,4-d4


  • Catalogue No.:PA STI 088427

  • CAS :

    NA

  • Molecular Formula : C6HD4Na3O7

  • Molecular Weight : 262.09