National Occupational Exposure Survey
(1981 - 1983)

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

Agent Name AMMONIUM FERROUS SULFATE
CAS # 10045-89-3
RTECS #
Agent Code 80285

SIC Industry Description (1972) Total # Employees
(Male & Female)
Total # Female
Employees
20 FOOD AND KINDRED PRODUCTS 82  
22 TEXTILE MILL PRODUCTS 53 27
24 LUMBER AND WOOD PRODUCTS 1,299  
26 PAPER AND ALLIED PRODUCTS 172  
27 PRINTING AND PUBLISHING 2,120 837
28 CHEMICALS AND ALLIED PRODUCTS 336 77
29 PETROLEUM AND COAL PRODUCTS 1,197 56
32 STONE, CLAY, AND GLASS PRODUCTS 46  
33 PRIMARY METAL INDUSTRIES 196 1
34 FABRICATED METAL PRODUCTS 275 107
35 MACHINERY, EXCEPT ELECTRICAL 41 21
36 ELECTRIC AND ELECTRONIC EQUIPMENT 576 347
37 TRANSPORTATION EQUIPMENT 223 26
38 INSTRUMENTS AND RELATED PRODUCTS 174  
49 ELECTRIC, GAS, AND SANITARY SERVICES 317  
73 BUSINESS SERVICES 77  
80 HEALTH SERVICES 2,409 1,609
TOTAL 9,593 3,106

*(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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