Ep Reference Standard Expiry Date. Download the pdf format of our catalogue here to access the most updated information about our reference standards we advise to use the online database. Through on going short term and long term stability studies restek ensures the reliability and accuracy of these expiration dates.
The edqm supplies chemical reference substances crs herbal reference standards hrs and biological reference preparations brp as well as reference spectra for the tests and assays to be carried out in accordance with the official methods prescribed in the european pharmacopoeia. However they are monitored regularly. Specific batches of candidate material are selected.
The catalogue lists all the reference standards officially valid for the uses prescribed in the european pharmacopoeia monographs it is updated daily.
It is recommended to purchase only a sufficient amount for immediate requirements and use. The reported expiration date given to the reference standard is for unopened ampules stored at recommended conditions. We simply have no data to substantiate product quality. Download the pdf format of our catalogue here to access the most updated information about our reference standards we advise to use the online database.
