National Occupational Exposure Survey
(1981 - 1983)

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

Agent Name BENZENE, 1,4-DIMETHOXY-
CAS # 150-78-7
RTECS #
Agent Code X2701

SIC Industry Description (1972) Total # Employees
(Male & Female)
Total # Female
Employees
20 FOOD AND KINDRED PRODUCTS 2,882  
22 TEXTILE MILL PRODUCTS 92 92
26 PAPER AND ALLIED PRODUCTS 165  
27 PRINTING AND PUBLISHING 3,276  
30 RUBBER AND MISC. PLASTICS PRODUCTS 833 283
31 LEATHER AND LEATHER PRODUCTS 36  
34 FABRICATED METAL PRODUCTS 2,977 48
35 MACHINERY, EXCEPT ELECTRICAL 2,281 104
36 ELECTRIC AND ELECTRONIC EQUIPMENT 464 94
37 TRANSPORTATION EQUIPMENT 26 14
38 INSTRUMENTS AND RELATED PRODUCTS 110  
45 TRANSPORTATION BY AIR 42  
49 ELECTRIC, GAS, AND SANITARY SERVICES 1,068  
55 AUTOMOTIVE DEALERS & SERVICE STATIONS 2,015  
72 PERSONAL SERVICES 4,930 3,615
73 BUSINESS SERVICES 93 56
75 AUTO REPAIR, SERVICES, AND GARAGES 932 466
80 HEALTH SERVICES 2,163 966
TOTAL 24,385 5,739

*(1) By survey design, not all 2-digit SICs were surveyed. (2) The estimates for each 2-digit SIC apply only to the 3- and 4-digit SICs surveyed within the 2-digit SIC. Not all SICs were surveyed. (3) When using the estimates, standard errors associated with estimates should be considered. (4) 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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