Industrial hygiene exposure guidelines

Toxic materials shall be at or below the threshold limit value, permissible exposure hmit, or other approved industrial hygiene guideline. [Pg.2338]

AIHA (American Industrial Hygiene Association). 1999. The AIHA 1999 Emergency Response Planning Guidelines and Workplace Environmental Exposure Level Guidelines Handbook. Fairfax, VA AIHA. [Pg.65]

HFC-134a is a relatively new chemical, and only the American Industrial Hygiene Association (AIHA 1991) has developed a workplace guideline. The AIHA Workplace Environmental Exposure Level (WEEL) of 1,000 ppm is an 8-h time-weighted average. The German MAK and Dutch MAC are also 1,000 ppm (German Research Association 1999 Ministry of Social Affairs and Employment 2000). [Pg.169]

Other means of evaluating the toxic effects of vapors, and their potential impact on exposed people, can be found in the Emergency Response Planning Guidelines for Air Contaminants (ERPGs), issued by the American Industrial Hygiene Association (1992). The documents define values of exposure to toxic vapors needed to produce specific health effects. Three levels of vapor concentration are defined ... [Pg.40]

Over the last two decades, two groups have addressed acute exposure guideline levels for hazardous substances. One group, sponsored by the American Industrial Hygiene Association, develops these... [Pg.1787]