Working standards
Product group / Reference standardsChemical substances or active ingredients whose quality has been established against a reference standard, for use in routine quality control analysis.
Source: manufacturer website (opens in a new tab) · Image: manufacturer website
Other product groups
Impurity standards
Impurity standards for active pharmaceutical ingredients, as defined in pharmacopoeias such as USP, EP and BP. The website emphasises an expert team, continuous supply and technical support.
Simson Pharma · Product group
Nitrosamine impurities
N-nitroso impurities monitored in drug substances (for example for amiodarone, quetiapine and meglumine).
Simson Pharma · Product group
Reference standards
Certified pharmaceutical reference standards used to verify identity, content and purity in pharmaceutical analysis.
Simson Pharma · Product group