AOAC - Promotes methods validation and quality measurements and has been serving analytical scientists for over 100 years.

Analytical Chemistry, ACS Division of - American Chemical Society

Eurachem - A network of organizations in Europe having the objective of establishing a system for the international traceability of chemical measurements.

Co-operation on International Traceability in Analytical Chemistry - The CITAC Initiative aims to foster collaboration between existing organisation to improve the international comparability of chemical measurement.

ChromSA - The South African Chromatographic Society which is a Division of the South African Chemical Institute.