National Occupational Exposure Survey
(1981 - 1983)

Estimated Numbers of Employees Potentially Exposed to Specific Agents by Occupation within 2-Digit Standard Industrial Classification (SIC)*

Agent Name COUMARIN, 7-HYDROXY-4-METHYL-
CAS # 90-33-5
RTECS # GN7000000 
Agent Code X7017

BUSINESS SERVICES (SIC 73)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
224 CHEMICAL TECHNICIANS 1,822
272
225 SCIENCE TECHNICIANS, N.E.C. 35

SUBTOTAL 1,857
272
HEALTH SERVICES (SIC 80)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
203 CLINICAL LABORATORY TECHNOLOGISTS AND TECHNICIANS 19
19
446 HEALTH AIDES, EXCEPT NURSING 125
103
SUBTOTAL 144
122
TOTAL 2,001 394
RELATED PAGES: Estimates by SIC, Estimates by Occupation

*(1) The estimates for each occupation apply only to the 3- and 4-digit SICs surveyed within the 2-digit SIC where the agent was observed. Not all SICs were surveyed, and not all agents were observed in all surveyed SICs. (2) When using the estimates, standard errors associated with estimates should be considered. (3) Potential exposures to a chemical agent are categorized as actual (i.e., the surveyor observed the use of the specific agent) or tradename (i.e., the surveyor observed the use of a tradename product known to contain the specific agent). The estimates presented in the table combine both categories.

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