Reference standard

USP Standard Reference

At USP everything we do is in service of our mission to help protect and improve the health of people around the world. From the standards we create to partnerships we foster, we continually work to build and reinforce a foundation that draws us close to a world where everyone can be confident of quality in health and healthcare.

British Pharmacopeia

The BP makes an important contribution to the role of the Medicines and Healthcare products Regulatory Agency (MHRA) in protecting public health by providing quality standards for UK pharmaceutical substances and medicinal products.

LGC Standard

LGC Standards is a division of the LGC Group, the UK’s designated National Measurement Institute for chemical and bioanalytical measurements and an international leader in the laboratory services, measurement standards, reference materials, genomics and proficiency testing marketplaces.

ChromaDex

ChromaDex is the leading provider of phytochemical reference standards, botanical reference materials, and research grade materials for the natural products industry. We now list over 1800 phytochemicals and 400 botanical reference materials in our catalog.

EDQM

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. Specific batches of candidate material are selected. These are characterised at the EDQM laboratory according to the principles described in Chapter 5.12. (Reference Standards) of the European Pharmacopoeia and ‘ISO 17034 General requirements for the competence of reference material producers.