PHR2514

Metronidazole Impurity B

Pharmaceutical Secondary Standard; Certified Reference Material

• Synonym(s): 4-Nitroimidazole
• Empirical Formula (Hill Notation): C₃H₃N₃O₂
• CAS Number: 3034-38-6
• Molecular Weight: 113.07
• Beilstein: 2815
• MDL number: MFCD00005196

Properties

• grade: certified reference material; pharmaceutical secondary standard
• form: powder
• packaging: pkg of 100 mg
• mp: 303 °C (dec.) (lit.)
• storage temp.: 2-8°C
• SMILES string: [O-][N+](=O)c1c[nH]cn1
• InChI: 1S/C3H3N3O2/c7-6(8)3-1-4-2-5-3/h1-2H,(H,4,5)
• InChI key: VYDWQPKRHOGLPA-UHFFFAOYSA-N

Description

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

Analysis Note

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

Other Notes

This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis.

Footnote

To see an example of a Certificate of Analysis for this material enter LRAC4551 in the Documents slot below. This is an example certificate only and may not be the lot that you receive.

Safety Information

• Pictograms: GHS07
• Signal Word: Warning
• Hazard Statements: H302
• Precautionary Statements: P264 - P270 - P301 + P312 - P501
• Hazard Classifications: Acute Tox. 4 Oral
• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable