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 CALCIUM NITRATE
CAS # 10124-37-5
RTECS # EW2985000 
Agent Code 81753

CHEMICALS AND ALLIED PRODUCTS (SIC 28)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
224 CHEMICAL TECHNICIANS 3,327
1,453
235 TECHNICIANS, N.E.C. 512
183
453 JANITORS AND CLEANERS 487

757 SEPARATING, FILTERING, AND CLARIFYING MACHINE OPERATORS 1,524

777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 26

785 ASSEMBLERS 5,473
5,473
805 TRUCK DRIVERS, LIGHT 734

889 LABORERS, EXCEPT CONSTRUCTION 165
91
SUBTOTAL 12,248
7,200
STONE, CLAY, AND GLASS PRODUCTS (SIC 32)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
453 JANITORS AND CLEANERS 227

719 MOLDING AND CASTING MACHINE OPERATORS 681

756 MIXING AND BLENDING MACHINE OPERATORS 142

SUBTOTAL 1,050

FABRICATED METAL PRODUCTS (SIC 34)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
637 MACHINISTS 268

643 BOILERMAKERS 144

SUBTOTAL 412

ELECTRIC AND ELECTRONIC EQUIPMENT (SIC 36)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
756 MIXING AND BLENDING MACHINE OPERATORS 328
63
769 SLICING AND CUTTING MACHINE OPERATORS 14

SUBTOTAL 342
63
TRANSPORTATION EQUIPMENT (SIC 37)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
797 PRODUCTION TESTERS 147
49
SUBTOTAL 147
49
INSTRUMENTS AND RELATED PRODUCTS (SIC 38)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
677 OPTICAL GOODS WORKERS 826
426
SUBTOTAL 826
426
BUSINESS SERVICES (SIC 73)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
073 CHEMISTS, EXCEPT BIOCHEMISTS 578
85
216 ENGINEERING TECHNICIANS, N.E.C. 7

235 TECHNICIANS, N.E.C. 13
3
SUBTOTAL 598
88
HEALTH SERVICES (SIC 80)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
069 PHYSICISTS AND ASTRONOMERS 1,354
829
073 CHEMISTS, EXCEPT BIOCHEMISTS 217
176
078 BIOLOGICAL AND LIFE SCIENTISTS 69
62
203 CLINICAL LABORATORY TECHNOLOGISTS AND TECHNICIANS 648
462
208 HEALTH TECHNOLOGISTS AND TECHNICIANS, N.E.C. 1,625
1,134
224 CHEMICAL TECHNICIANS 330
240
SUBTOTAL 4,243
2,903
TOTAL 19,866 10,729
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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