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46933 Supelco

Citric acid

analytical standard

  • CAS Number 77-92-9

  • Linear Formula HOC(COOH)(CH2COOH)2

  • Molecular Weight 192.12

  •  Beilstein/REAXYS Number 782061

  •  EC Number 201-069-1

  •  MDL number MFCD00011669

  •  PubChem Substance ID 24870585

  •  E Number E330

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Properties

Related Categories Analytical Standards, Analytical/Chromatography, Biochemicals and Reagents, E numbers (Food Additives), E300–E399 (antioxidants, acidity regulators),
grade   analytical standard
InChI Key   KRKNYBCHXYNGOX-UHFFFAOYSA-N
form   neat
expl. lim.   8 %, 65 °F
packaging   pkg of 1000 mg
application(s)   HPLC: suitable
  gas chromatography (GC): suitable
pKa    (1) 3.13, (2) 4.76, (3) 6.4
mp   153-159 °C (lit.)
Featured Industry   Cleaning Products
Cosmetics
Food and Beverages
Personal Care
format   neat
storage temp.   room temp
Gene Information   human ... SRC(6714)

Description

Application

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Precautionary statements 
Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
1
RTECS 
GE7350000

Documents

Certificate of Analysis (COA)

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Protocols & Articles

Articles

HPLC Analysis of Fumaric, Oxalic, and Citric Acid on SeQuant ZIC-HILIC

From our library of Articles, Sigma-Aldrich presents HPLC Analysis of Fumaric, Oxalic, and Citric Acid on SeQuant ZIC-HILIC
Keywords: Chromatography, High performance liquid chromatography

HPLC Analysis of Organic Acids Commonly Found in Wine and Beer on TSKgel® OApak-P and OApak-A

From our library of Articles, Sigma-Aldrich presents HPLC Analysis of Organic Acids Commonly Found in Wine and Beer on TSKgel® OApak-P and OApak-A
Keywords: Chromatography, High performance liquid chromatography

HPLC Analysis of Organic Acids in Riesling Wine on SeQuant ZIC-HILIC

From our library of Articles, Sigma-Aldrich presents HPLC Analysis of Organic Acids in Riesling Wine on SeQuant ZIC-HILIC
Keywords: High performance liquid chromatography

HPLC Analysis of Organic Acids on Ascentis® Express RP-Amide

From our library of Articles, Sigma-Aldrich presents HPLC Analysis of Organic Acids on Ascentis® Express RP-Amide
Keywords: Chromatography, High performance liquid chromatography

HPLC Analysis of Organic Acids on Ascentis® RP-Amide

From our library of Articles, Sigma-Aldrich presents HPLC Analysis of Organic Acids on Ascentis® RP-Amide
Keywords: Chromatography, High performance liquid chromatography

HPLC Analysis of α-Hydroxy Aliphatic Acids on Discovery® RP-Amide C16

From our library of Articles, Sigma-Aldrich presents HPLC Analysis of α-Hydroxy Aliphatic Acids on Discovery® RP-Amide C16
Keywords: Chromatography, High performance liquid chromatography

Peer-Reviewed Papers
15

References

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