Reference Standard. Usp reference standards are specified for use in conducting official usp nf tests and assays. Usp provides safety data sheets sds for all reference standards and usp certificates for some reference standards.
Animal plant fish may require special country importation requirements. Usp reference standards are specified for use in conducting official usp nf tests and assays. Usp currently offers more than 3 500 reference standards highly characterized specimens of drug substances excipients food ingredients impurities degradation products dietary supplements compendial reagents and performance calibrators.
To confirm accuracy and reproducibility usp reference standards are rigorously tested and evaluated by multiple independent laboratories including usp commercial regulatory and academic labs.
Animal plant fish may require special country importation requirements. Usp reference standards are specified for use in conducting official usp nf tests and assays. To measure potency a sample of unknown potency must be compared to a standard of known potency so that the potency ratio can be calculated. Click on any product description to access the sds and the usp certificate if available.
