National Occupational Exposure Survey
(1981 - 1983)

Estimated Percentages of Controlled and Uncontrolled Potential Exposures to Specific Agents by Occupation within 2-Digit Standard Industrial Classification (SIC)*

Agent Name VANADIC ACID, AMMONIUM SALT
CAS # 7803-55-6
RTECS # YW0875000 
Agent Code 82136

TOBACCO MANUFACTURES (SIC 21)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
766 FURNACE, KILN, AND OVEN OPERATORS, EXC. FOOD 100.0%
0.0%
0.0%
0.0%
0.0%
17
SUBTOTAL 100.0%
0.0%
0.0%
0.0%
0.0%
17
CHEMICALS AND ALLIED PRODUCTS (SIC 28)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
223 BIOLOGICAL TECHNICIANS 100.0%
0.0%
0.0%
0.0%
0.0%
298
335 FILE CLERKS 100.0%
0.0%
0.0%
0.0%
0.0%
149
SUBTOTAL 100.0%
0.0%
0.0%
0.0%
0.0%
447
PRIMARY METAL INDUSTRIES (SIC 33)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
216 ENGINEERING TECHNICIANS, N.E.C. 0.0%
0.0%
50.0%
50.0%
0.0%
335
SUBTOTAL 0.0%
0.0%
50.0%
50.0%
0.0%
335
TRANSPORTATION EQUIPMENT (SIC 37)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
235 TECHNICIANS, N.E.C. 100.0%
0.0%
0.0%
0.0%
0.0%
16
515 AIRCRAFT MECHANICS, EXC. ENGINE 0.0%
0.0%
0.0%
100.0%
0.0%
1,135
SUBTOTAL 1.3%
0.0%
0.0%
98.6%
0.0%
1,151
INSTRUMENTS AND RELATED PRODUCTS (SIC 38)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
785 ASSEMBLERS 0.0%
0.0%
100.0%
0.0%
0.0%
174
SUBTOTAL 0.0%
0.0%
100.0%
0.0%
0.0%
174
ELECTRIC, GAS, AND SANITARY SERVICES (SIC 49)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
213 ELECTRICAL AND ELECTRONIC TECHNICIANS 0.0%
0.0%
100.0%
0.0%
0.0%
433
216 ENGINEERING TECHNICIANS, N.E.C. 100.0%
0.0%
0.0%
0.0%
0.0%
437
SUBTOTAL 50.2%
0.0%
49.7%
0.0%
0.0%
870
HEALTH SERVICES (SIC 80)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
203 CLINICAL LABORATORY TECHNOLOGISTS AND TECHNICIANS 100.0%
0.0%
0.0%
0.0%
0.0%
1,568
766 FURNACE, KILN, AND OVEN OPERATORS, EXC. FOOD 100.0%
0.0%
0.0%
0.0%
0.0%
67
SUBTOTAL 100.0%
0.0%
0.0%
0.0%
0.0%
1,635
TOTAL 55.1%
0.0%
16.7%
28.1%
0.0%
4,629
RELATED PAGES: Estimates by SIC, Estimates by Occupation, Estimates by Occupation within SIC
ABBREVIATIONS:
Resp Prot = Respiratory Protection
Other PPE = Personal Protective Equipment Other Than Respiratory Protection
Vent = Ventilation

*(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 estimated numbers of exposures, 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. (4) For a given occupation, the estimated number of potential exposures is not necessarily equal to the estimated total number of potentially exposed workers. For example, a worker may be exposed to the same agent from multiple sources; thus, it is not the worker that is controlled but the exposure. (5) The presence or absence of controls does not imply that controls are necessary or required. The estimates and the controls are strictly based on observations associated with potential exposures.

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