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 HEPARIN
CAS # 9005-49-6
RTECS # MI0700000 
Agent Code 84488

CHEMICALS AND ALLIED PRODUCTS (SIC 28)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
225 SCIENCE TECHNICIANS, N.E.C. 100.0%
0.0%
0.0%
0.0%
0.0%
233
757 SEPARATING, FILTERING, AND CLARIFYING MACHINE OPERATORS 100.0%
0.0%
0.0%
0.0%
0.0%
283
SUBTOTAL 100.0%
0.0%
0.0%
0.0%
0.0%
516
INSTRUMENTS AND RELATED PRODUCTS (SIC 38)
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%
263
225 SCIENCE TECHNICIANS, N.E.C. 100.0%
0.0%
0.0%
0.0%
0.0%
394
SUBTOTAL 100.0%
0.0%
0.0%
0.0%
0.0%
657
BUSINESS SERVICES (SIC 73)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
073 CHEMISTS, EXCEPT BIOCHEMISTS 0.0%
0.0%
66.7%
33.3%
0.0%
1,220
453 JANITORS AND CLEANERS 0.0%
0.0%
66.7%
33.3%
0.0%
436
SUBTOTAL 0.0%
0.0%
66.7%
33.3%
0.0%
1,656
HEALTH SERVICES (SIC 80)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
027 PERSONNEL, TRAINING, AND LABOR RELATIONS SPECIALISTS 0.0%
0.0%
100.0%
0.0%
0.0%
1,379
059 ENGINEERS, N.E.C. 100.0%
0.0%
0.0%
0.0%
0.0%
47
095 REGISTERED NURSES 3.9%
0.0%
76.0%
0.0%
20.1%
26,079
096 PHARMACISTS 13.8%
0.0%
50.5%
35.7%
0.0%
4,893
098 INHALATION THERAPISTS 100.0%
0.0%
0.0%
0.0%
0.0%
776
203 CLINICAL LABORATORY TECHNOLOGISTS AND TECHNICIANS 75.6%
0.0%
9.4%
15.0%
0.0%
891
206 RADIOLOGIC TECHNICIANS 100.0%
0.0%
0.0%
0.0%
0.0%
829
208 HEALTH TECHNOLOGISTS AND TECHNICIANS, N.E.C. 51.2%
0.0%
48.8%
0.0%
0.0%
1,642
446 HEALTH AIDES, EXCEPT NURSING 96.5%
0.0%
0.0%
3.5%
0.0%
525
447 NURSING AIDES, ORDERLIES, AND ATTENDANTS 100.0%
0.0%
0.0%
0.0%
0.0%
5,639
SUBTOTAL 25.7%
0.0%
57.5%
4.4%
12.2%
42,700
TOTAL 26.7%
0.0%
56.3%
5.3%
11.5%
45,529
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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