Standardization in the competent production and use of reference materials, including the concepts, terms and definitions related to reference materials

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published ISO standards *

under the direct responsibility of ISO/TC 334


ISO standards under development *

under the direct responsibility of ISO/TC 334


Participating members


Observing members

* number includes updates

Reference Title Type
ISO/TC 334/CAG Chairman Advisory Group Working group
ISO/TC 334/WG 6 Information services Working group
ISO/TC 334/WG 10 Definitions, including review of ISO Guide 30 Working group
ISO/TC 334/WG 13 RMs for qualitative analysis - Testing of nominal properties Working group
ISO/TC 334/WG 17 Liaison coordination Working group
ISO/TC 334/WG 18 Organic purity reference materials Working group
ISO/TC 334/WG 19 Purity RMs for inorganic materials Working group

Liaison Committees to ISO/TC 334

The committees below can access the documents of ISO/TC 334:

Reference Title ISO/IEC
ISO/CASCO Committee on conformity assessment ISO
ISO/TC 24/SC 4 Particle characterization ISO
ISO/TC 69 Applications of statistical methods ISO
ISO/TC 158 Analysis of gases ISO
ISO/TC 164 Mechanical testing of metals ISO
ISO/TC 212 Clinical laboratory testing and in vitro diagnostic test systems ISO


Liaison Committees from ISO/TC 334

ISO/TC 334 can access the documents of the committees below:

Reference Title ISO/IEC
ISO/CASCO Committee on conformity assessment ISO


Organizations in liaison (Category A and B)

Acronym Title Category
AOAC INTERNATIONAL AOAC INTERNATIONAL, Association of Analytical Communities A
BIPM International Bureau of Weights and Measures A
EC - European Commission European Commission A
IAEA International Atomic Energy Agency A
IAG - Geoanalysts International Association of Geoanalysts A
IFCC International Federation of Clinical Chemistry and Laboratory Medicine A
ILAC International Laboratory Accreditation Cooperation A
IUPAC International Union of Pure and Applied Chemistry A
OIML International Organization of Legal Metrology A
PDG Pharmacopoeia Discussion Group A
UILI Union Internationale des Laboratoires Indépendants (UILI) A
UNESCO United Nations Educational, Scientific and Cultural Organization A
WASPaLM World Association of Societies of Pathology and Laboratory Medicine A
WHO World Health Organization A

Organizations in liaison (Category C)

C liaisons participate at the level of a Working Group

Acronym Title Category
CITAC Cooperation on International Traceability in Analytical Chemistry C

ISO/TC 334 - Secretariat

SABS [South Africa]

South African Bureau of Standards
1 Dr Lategan Rd, Groenkloof
Private Bag X191
Pretoria 0001
South Africa

Tel: +27 12 428 79 11
Fax: +27 12 344 15 68