The BP has been providing official chemical reference substances (BPCRS) and provides the only comprehensive collection of authoritative official standards for UK pharmaceutical substances and medicinal products

LGC Standards is a division of LGC Group, the UK's designated National Measurement Institute for Chemical and Bioanalytical Measurements We are a leading global manufacturer and service provider of quality assurance and research tools, supporting your analytical needs in more than 170 countries worldwide. We use our expertise to produce to the highest standard, including ranges produced under ISO/IEC 17025 and accredited to ISO 17034.Our wide range of reference materials and proficiency testing schemes is complemented by our experience in outsourcing and customs, enabling us to adapt quickly to provide tailored solutions to meet your analytical needs.

Mikromol reference standards
Today the majority of analytical measurements are performed under our ISO/IEC 17025 scope of accreditation and a leading range of products are manufactured according to our ISO 17034 accreditation