35837 Sigma-Aldrich


PESTANAL®, analytical standard

Synonym: 4-Hydroxyaniline



Related Categories A-B, Additional Standards, Alpha Index of All Pesticide Standards, Amines, Analytical Standards,
grade   analytical standard
product line   PESTANAL®
form   neat
shelf life   limited shelf life, expiry date on the label
application(s)   HPLC: suitable
  gas chromatography (GC): suitable
mp   185-189 °C(lit.)
solubility   water: slightly soluble
format   neat


Frequently Asked Questions

Frequently Asked Questions are available for this Product.


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

Legal Information

PESTANAL is a registered trademark of Sigma-Aldrich International GmbH

Other Notes

Tandem Mass Spectrometry data independently generated by Scripps Center for Metabolomics is available to view or download in PDF. 35837.pdf Tested metabolites are featured on Scripps Center for Metabolomics METLIN Metabolite Database. To learn more, visit

Price and Availability

Laboratory Gloves
Safety & Documentation

Safety Information

Signal word 
Hazard statements 
Precautionary statements 
Personal Protective Equipment 
UN 2512 6.1 / PGIII
WGK Germany 
Flash Point(F) 
383 °F
Flash Point(C) 
195 °C

Frequently Asked Questions

Which document(s) contains shelf-life or expiration date information for a given product?
If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis. These documents are located on the product detail page under Useful Links & Tools. Click on the following link to search for a Certificate of Analysis. Please click the following link to see the details on our Product Dating Information.
How do I get lot-specific information or a Certificate of Analysis?
A Certificate of Analysis is available by lot number and can be obtained through our Advanced Search Option:
How do I find price and availability?
There are several ways to find pricing and availability for our products.  Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote.  USA customers:  1-800-325-3010 or view local office numbers. 
What is the Department of Transportation shipping information for this product?
Transportation information can be found in Section 14 of the product's (M)SDS. To access the shipping information for this material, use the link on the product detail page for the product, or search here. 
My question is not addressed here, how can I contact Technical Service for assistance?
Use the option to the right to "Ask a Question" by email of a Technical Service Scientist.
What does PESTANAL® mean?
The brand names CHROMASOLV® and PESTANAL® are synonymous with quality in HPLC and GC applications. Typical test parameters include for example UV transmittance in the case of CHROMASOLV® and suitability for residue analysis in the case of PESTANAL®. The PESTANAL product line was originally developed for analysis of samples for pesticides.
What is the solubility of 4-Aminophenol (Product No. 35837)?
4-Aminophenol is soluble in water at 1.5 g/100 mL at room temperature (25 °C).
How do recommend storing Product No. 35837 (4-Aminophenol)?
4-Aminophenol should be stored at room temperature in dry conditions.
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Protocols & Articles


HPLC Analysis of Analgesics on Discovery® HS F5

From our library of Articles, Sigma-Aldrich presents HPLC Analysis of Analgesics on Discovery® HS F5
Keywords: Chromatography, High performance liquid chromatography, Pharmaceutical

Peer-Reviewed Papers


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