Impurity reference standards
Valaciclovir impurity standards
For Valaciclovir, the Zemixal catalogue holds 13 impurity and reference standards that support release testing, stability programmes and regulatory dossiers. Counted by type, there are 8 pharmacopoeial impurities.
13reference materials
8pharmacopoeial
Batches are supplied with a certificate of analysis, and the supporting spectra can be sent ahead of a purchase order so your QA team can review them. Typical uses are method development and validation, relative response factor work, forced degradation studies and the impurity sections of ANDA, DMF or CEP filings.
By impurity type
Pharmacopoeial8EP, USP, BP or JP named impurities
Counts are based on product names. One compound can fall into more than one type.
All Valaciclovir reference materials
1–13 of 13 standards
Questions
Valaciclovir impurities, answered
What Valaciclovir reference materials are available?
The catalogue currently lists 13 compounds for Valaciclovir, including 8 pharmacopoeial impurities. Each product page shows the CAS number where one is assigned, the structure, formula and molecular weight.
What documents come with a Valaciclovir impurity standard?
A certificate of analysis travels with every lot. On request we share the characterisation set, usually 1H-NMR, mass spectrum, HPLC purity and IR, and for some materials TGA or water content. Ask for the data before ordering if your QA team needs to review it.
Can Zemixal make a Valaciclovir impurity that is not listed?
Often yes. Send the structure, name or CAS number with the quantity you need and our sourcing team checks custom synthesis options, usually from 10 mg up to gram scale, with a quoted lead time.