ACS- American Chemical Society
ANSI- American National Standards Institue
AOAC- American Organization of Analytical Chemists
APH- American Public Health Association
ASTM- American Society for Testing and Materials
BSI- British Standards Institution
CAS- Chemical Abstracts Service (branch of the ACS)
ISO- International Organization of Standardization
NFPA- National Fire Protection
NIST- National Institute of Standards and Technology (formerly The National Bureau of Standards)
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