NIST913B

Uric acid

NIST^® SRM^® 913b

• Synonym(s): 2,6,8-Trihydroxypurine
• Empirical Formula (Hill Notation): C₅H₄N₄O₃
• CAS Number: 69-93-2
• Molecular Weight: 168.11
• Beilstein/REAXYS Number: 156158
• MDL number: MFCD00005712
• UNSPSC Code: 41116107
• PubChem Substance ID: 329818778
• NACRES: NA.24

Properties

• grade: certified reference material
• Quality Level: 100
• form: crystalline (solid)
• packaging: pkg of 10 g
• manufacturer/tradename: NIST^®
• technique(s): GC/MS: suitable; LC/MS: suitable; UV/Vis spectroscopy: suitable
• mp: >300 °C (lit.)
• application(s): clinical testing
• format: neat
• SMILES string: O=C1NC(=O)C2=C(N1)NC(=O)N2
• InChI: 1S/C5H4N4O3/c10-3-1-2(7-4(11)6-1)8-5(12)9-3/h(H4,6,7,8,9,10,11,12)
• InChI key: LEHOTFFKMJEONL-UHFFFAOYSA-N

Description

General description

This uric acid standard reference material (SRM) is a chemical with known purity. A unit of SRM 913b consists of one bottle containing 10 g of crystalline uric acid.

NIST913B_Cert

NIST913B_SDS

Application

This uric acid is intended primarily for use in the calibration and standardization of procedures for uric acid determinations employed in clinical analysis. It is also used for routine critical evaluation of the daily working standards used in these procedures.

Other Notes

• Refer to the NIST certificate for details on expiry, storage, and usage.
• Notes for biomaterials, disposal, and transport information are available in SDS.

Certified for the analytes listed below.
Uric Acid (C₅H₄N₄O₃)

See certificate for values and more details at nist.gov/SRM.

Preparation Note

• The bottle must be stored at temperatures between 20 °C and 25 °C and protected from excessive light and moisture.

Legal Information

NIST is a registered trademark of National Institute of Standards and Technology

SRM is a registered trademark of National Institute of Standards and Technology

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 2
• flash_point_f: Not applicable
• flash_point_c: Not applicable