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PHR1048 Sigma-Aldrich

4-Hydroxybenzoic acid

Pharmaceutical Secondary Standard; Certified Reference Material

  • CAS Number 99-96-7

  • Linear Formula HOC6H4CO2H

  • Molecular Weight 138.12

  •  Beilstein Registry Number 970950

  •  EC Number 202-804-9

  •  MDL number MFCD00002547

  •  PubChem Substance ID 329823078

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Description

Analysis Note

These secondary standards offer multi-traceability to the USP, EP (PhEur) and BP primary standards, where they are available.

General description

Pharmaceutical secondary standards for application in quality control, provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards.

Other Notes

This product was designed, produced and verified for accuracy and stability in accordance with ISO/IEC 17025:2005 (AClass Cert AT-1467), ISO GUIDES 34:2009 (AClass Cert AR-1470).

Footnote

To see an example of a Certificate of Analysis for this material enter LRAB2176 in the slot below. This is an example certificate only and may not be the lot that you receive.

Price and Availability

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Precautionary statements 
RIDADR 
NONH for all modes of transport
WGK Germany 
1
RTECS 
DH1925000
Protocols & Articles

Articles

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HPLC Analysis of Benzoic Acid Deriviatives on Ascentis® RP-Amide

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

HPLC Analysis of Benzoic Acid and Related Compounds on Ascentis® RP-Amide

From our library of Articles, Sigma-Aldrich presents HPLC Analysis of Benzoic Acid and Related Compounds on Ascentis® RP-Amide
Keywords: Chromatography, Cosmetics, High performance liquid chromatography

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Peer-Reviewed Papers
15

References

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