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PHR1012 Sigma-Aldrich

Methylparaben

Pharmaceutical Secondary Standard; Certified Reference Material

Synonym: p-Hydroxybenzoic acid methyl ester, Methyl 4-hydroxybenzoate, Methyl paraben, NIPAGIN

  • CAS Number 99-76-3

  • Linear Formula HOC6H4CO2CH3

  • Molecular Weight 152.15

  •  Beilstein Registry Number 509801

  •  E Number E218

  •  EC Number 202-785-7

  •  MDL number MFCD00002352

  •  PubChem Substance ID 329823043

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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 LRAA9827 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

Hazard statements 
Precautionary statements 
RIDADR 
NONH for all modes of transport
WGK Germany 
1
RTECS 
DH2450000
Protocols & Articles

Articles

GC Analysis of Parabens on SLB®-5ms after SPME using 50/30 μm DVB/Carboxen/PDMS Fiber

From our library of Articles, Sigma-Aldrich presents GC Analysis of Parabens on SLB®-5ms after SPME using 50/30 μm DVB/Carboxen/PDMS Fiber
Keywords: Antimicrobials, Chromatography, Gas chromatography, Pharmaceutical, Purification, Solid phase microextractions

HPLC Analysis of Cosmetic Preservatives on Ascentis® Express RP-Amide

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

HPLC Analysis of Paraben Preservatives on Discovery® C18

From our library of Articles, Sigma-Aldrich presents HPLC Analysis of Paraben Preservatives on Discovery® C18
Keywords: Chromatography, Cosmetics, High performance liquid chromatography

HPLC Analysis of Paraben Preservatives on Discovery® C8

From our library of Articles, Sigma-Aldrich presents HPLC Analysis of Paraben Preservatives on Discovery® C8
Keywords: Chromatography, Cosmetics, High performance liquid chromatography

HPLC Analysis of Paraben Preservatives on Discovery® Cyano

From our library of Articles, Sigma-Aldrich presents HPLC Analysis of Paraben Preservatives on Discovery® Cyano
Keywords: Chromatography, High performance liquid chromatography, Pharmaceutical

HPLC Analysis of Paraben Preservatives on Discovery® RP-AmideC16

From our library of Articles, Sigma-Aldrich presents HPLC Analysis of Paraben Preservatives on Discovery® RP-AmideC16
Keywords: Chromatography, Cosmetics, High performance liquid chromatography

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Peer-Reviewed Papers
15

References

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