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Ascorbic acid

United States Pharmacopeia (USP) Reference Standard

L-Ascorbic acid, Antiscorbutic factor, Vitamin C, L-Threoascorbic acid
Empirical Formula (Hill Notation):
CAS Number:
Molecular Weight:
EC Number:
MDL number:
PubChem Substance ID:


pharmaceutical primary standard




HPLC: suitable


190-194 °C (dec.)


pharmaceutical (small molecule)



SMILES string




InChI key


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General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and support please go to the website of the issuing Pharmacopoeia.
Ascorbic acid (AA) is also know as vitamin C. It is present in plant tissues, helps in active growth and has has antioxidant property. It is easily oxidized in aqueous solutions and is favored by oxygen and by heavy metal ions.


It was used as standard during the determination of ascorbic acid in lymphocytes using HPLC.

Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.

Other Notes

USP issued SDS can be found here.
Sales restrictions may apply.

Storage Class Code

13 - Non Combustible Solids



Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

More documents

Quotes and Ordering

W Lee et al.
Clinical chemistry, 28(10), 2165-2169 (1982-10-01)
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