摘要：In this paper carcinogenicity classification and evaluations case of formaldehyde made by national
and international agencies and organizations (such as European Union, International Agency for Research
on Cancer, World Health Organization) both in occupational (such as American Conference of Government
Industrial Hygienists, National Institute of Occupational Safety and Health and Occupational Health and
Safety Administration) and non occupational environment (such as United States Environmental Protection
Agency) are proposed. The differences in the database and consequently in the conclusion are described in a
short historical review since formaldehyde was considered for the first time as regard as health effects.
关键词：formaldehyde, carcinogenicity, evaluation, classification and labelling, limit values, criteria.
