National Occupational Exposure Survey
(1981 - 1983)

Estimated Numbers of Employees Potentially Exposed to Specific Agents by Occupation*

Agent Name PHOSPHORIC ACID, TRISODIUM SALT
CAS # 7601-54-9
RTECS # TC9490000
Agent Code 74795

Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
008 PERSONNEL AND LABOR RELATIONS MANAGERS 542  
015 MANAGERS, MEDICINE AND HEALTH 9  
018 FUNERAL DIRECTORS 2,427 485
019 MANAGERS AND ADMINISTRATORS, N.E.C. 1,358 87
026 MANAGEMENT ANALYSTS 329 329
027 PERSONNEL, TRAINING, AND LABOR RELATIONS SPECIALISTS 98 70
033 PURCHASING AGENTS AND BUYERS, N.E.C. 193 193
053 CIVIL ENGINEERS 1,458  
056 INDUSTRIAL ENGINEERS 191  
057 MECHANICAL ENGINEERS 191  
073 CHEMISTS, EXCEPT BIOCHEMISTS 942 260
078 BIOLOGICAL AND LIFE SCIENTISTS 29  
083 MEDICAL SCIENTISTS 468 336
084 PHYSICIANS 18,256 9,515
085 DENTISTS 1,598 523
095 REGISTERED NURSES 175,755 150,556
096 PHARMACISTS 1,257 700
098 INHALATION THERAPISTS 7,397 4,450
099 OCCUPATIONAL THERAPISTS 359 346
103 PHYSICAL THERAPISTS 2,235 1,704
104 SPEECH THERAPISTS 25 25
105 THERAPISTS, N.E.C. 253 101
185 DESIGNERS 808 338
188 PAINTERS, SCULPTORS, CRAFT-ARTISTS, AND ARTIST PRINTMAKERS 747 461
189 PHOTOGRAPHERS 2,501 85
203 CLINICAL LABORATORY TECHNOLOGISTS AND TECHNICIANS 17,131 12,646
206 RADIOLOGIC TECHNICIANS 3,664 1,985
207 LICENSED PRACTICAL NURSES 29,027 26,733
208 HEALTH TECHNOLOGISTS AND TECHNICIANS, N.E.C. 6,219 5,344
213 ELECTRICAL AND ELECTRONIC TECHNICIANS 2,281 366
215 MECHANICAL ENGINEERING TECHNICIANS 58  
216 ENGINEERING TECHNICIANS, N.E.C. 5,344 1,197
217 DRAFTING OCCUPATIONS 783 13
223 BIOLOGICAL TECHNICIANS 3,155 949
224 CHEMICAL TECHNICIANS 11,874 3,287
225 SCIENCE TECHNICIANS, N.E.C. 348 53
235 TECHNICIANS, N.E.C. 2,352 1,152
259 SALES REPRESENTATIVES, MINING, MANUFACTURING, AND WHOLESALE 1,649 733
274 SALES WORKERS, OTHER COMMODITIES 1,315 1,315
285 SALES SUPPORT OCCUPATIONS, N.E.C. 107  
303 SUPERVISORS, GENERAL OFFICE 836 717
318 TRANSPORTATION TICKET AND RESERVATION AGENTS 1,118 233
319 RECEPTIONISTS 538 492
335 FILE CLERKS 227  
356 MAIL CLERKS, EXC. POSTAL SERVICE 1,561 1,561
359 DISPATCHERS 317  
363 PRODUCTION COORDINATORS 170 170
364 TRAFFIC, SHIPPING, AND RECEIVING CLERKS 817 90
365 STOCK AND INVENTORY CLERKS 5,578 3,766
368 WEIGHERS, MEASURERS, AND CHECKERS 448  
389 ADMINISTRATIVE SUPPORT OCCUPATIONS, N.E.C. 459 407
426 GUARDS AND POLICE, EXC. PUBLIC SERVICE 140  
436 COOKS, EXCEPT SHORT ORDER 236 120
439 KITCHEN WORKERS, FOOD PREPARATION 41 41
444 MISCELLANEOUS FOOD PREPARATION OCCUPATIONS 2,380 1,000
446 HEALTH AIDES, EXCEPT NURSING 5,204 3,760
447 NURSING AIDES, ORDERLIES, AND ATTENDANTS 11,945 11,163
448 SUPERVISORS, CLEANING AND BUILDING SERVICE WORKERS 334 51
449 MAIDS AND HOUSEMEN 28,618 19,481
453 JANITORS AND CLEANERS 163,672 42,506
455 PEST CONTROL OCCUPATIONS 113  
458 HAIRDRESSERS AND COSMETOLOGISTS 5,345 5,345
459 ATTENDANTS, AMUSEMENT AND RECREATION FACILITIES 61  
469 PERSONAL SERVICE OCCUPATIONS, N.E.C. 238 98
487 ANIMAL CARETAKERS, EXCEPT FARM 1,811 1,100
503 SUPERVISORS, MECHANICS AND REPAIRERS 2,429  
505 AUTOMOBILE MECHANICS 6,532 42
507 BUS, TRUCK, AND STATIONARY ENGINE MECHANICS 7,122  
508 AIRCRAFT ENGINE MECHANICS 6,727 57
514 AUTOMOBILE BODY AND RELATED REPAIRERS 3,715  
515 AIRCRAFT MECHANICS, EXC. ENGINE 912 78
516 HEAVY EQUIPMENT MECHANICS 6,419  
518 INDUSTRIAL MACHINERY REPAIRERS 5,344 38
519 MACHINERY MAINTENANCE OCCUPATIONS 715  
526 HOUSEHOLD APPLIANCE AND POWER TOOL REPAIRERS 35  
533 MISCELLANEOUS ELECTRICAL AND ELECTRONIC EQUIPMENT REPAIRERS 22  
534 HEATING, AIR CONDITIONING, AND REFRIGERATION MECHANICS 201  
535 CAMERA, WATCH, AND MUSICAL INSTRUMENT REPAIRERS 160  
538 OFFICE MACHINE REPAIRERS 2,187  
544 MILLWRIGHTS 1,458  
547 SPECIFIED MECHANICS AND REPAIRERS, N.E.C. 5,833 151
549 NOT SPECIFIED MECHANICS AND REPAIRERS 15,630 355
563 BRICKMASONS AND STONEMASONS 1,270  
567 CARPENTERS 1,717 244
575 ELECTRICIANS 645  
579 PAINTERS, CONSTRUCTION AND MAINTENANCE 44  
585 PLUMBERS, PIPEFITTERS, AND STEAMFITTERS 2,473  
614 DRILLERS, OIL WELL 1,386  
617 MINING OCCUPATIONS, N.E.C. 461  
633 SUPERVISORS, PRODUCTION OCCUPATIONS 2,390 132
634 TOOL AND DIE MAKERS 2,792  
636 PRECISION ASSEMBLERS, METAL 508  
637 MACHINISTS 24,297 487
643 BOILERMAKERS 48  
644 PRECISION GRINDERS, FITTERS, AND TOOL SHARPENERS 167 52
645 PATTERNMAKERS AND MODEL MAKERS, METAL 1,857  
646 LAY-OUT WORKERS 1,827 1,522
647 PRECIOUS STONES AND METALS WORKERS (JEWELERS) 1,122 59
649 ENGRAVERS, METAL 299  
653 SHEET METAL WORKERS 1,634 28
669 SHOE REPAIRERS 120 120
677 OPTICAL GOODS WORKERS 385 222
678 DENTAL LABORATORY AND MEDICAL APPLIANCE TECHNICIANS 200 21
683 ELECTRICAL AND ELECTRONIC EQUIPMENT ASSEMBLERS 236 114
684 MISCELLANEOUS PRECISION WORKERS, N.E.C. 3,633 229
686 BUTCHERS AND MEAT CUTTERS 2,691 1,196
687 BAKERS 41 41
694 WATER AND SEWAGE TREATMENT PLANT OPERATORS 153  
695 POWER PLANT OPERATORS 847 172
696 STATIONARY ENGINEERS 176  
699 MISCELLANEOUS PLANT AND SYSTEM OPERATORS 3,473  
703 LATHE AND TURNING MACHINE SET-UP OPERATORS 231  
704 LATHE AND TURNING MACHINE OPERATORS 1,426 322
705 MILLING AND PLANING MACHINE OPERATORS 54  
706 PUNCHING AND STAMPING PRESS MACHINE OPERATORS 3,552 860
708 DRILLING AND BORING MACHINE OPERATORS 438 257
709 GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS 4,117 117
715 MISCELLANEOUS METAL, PLASTIC, STONE, AND GLASS WORKING MACHINE OPERATORS 28  
717 FABRICATING MACHINE OPERATORS, N.E.C. 107  
719 MOLDING AND CASTING MACHINE OPERATORS 482 193
723 METAL PLATING MACHINE OPERATORS 9,848 2,684
724 HEAT TREATING EQUIPMENT OPERATORS 2,082 175
725 MISCELLANEOUS METAL AND PLASTIC PROCESSING MACHINE OPERATORS 712 504
726 WOOD LATHE, ROUTING, AND PLANING MACHINE OPERATORS 761 457
734 PRINTING MACHINE OPERATORS 9,987 799
735 PHOTOENGRAVERS AND LITHOGRAPHERS 3,890 219
736 TYPESETTERS AND COMPOSITORS 1,429 511
737 MISCELLANEOUS PRINTING MACHINE OPERATORS 848  
744 TEXTILE SEWING MACHINE OPERATORS 714 195
745 SHOE MACHINE OPERATORS 66 66
747 PRESSING MACHINE OPERATORS 657 657
748 LAUNDERING AND DRY CLEANING MACHINE OPERATORS 2,582 1,161
749 MISCELLANEOUS TEXTILE MACHINE OPERATORS 8,876 841
753 CEMENTING AND GLUING MACHINE OPERATORS 218  
754 PACKAGING AND FILLING MACHINE OPERATORS 3,034 626
756 MIXING AND BLENDING MACHINE OPERATORS 19,723 2,823
757 SEPARATING, FILTERING, AND CLARIFYING MACHINE OPERATORS 1,007 89
758 COMPRESSING AND COMPACTING MACHINE OPERATORS 464 77
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 2,739 367
764 WASHING, CLEANING, AND PICKLING MACHINE OPERATORS 92  
765 FOLDING MACHINE OPERATORS 376 188
766 FURNACE, KILN, AND OVEN OPERATORS, EXC. FOOD 267  
768 CRUSHING AND GRINDING MACHINE OPERATORS 737 187
769 SLICING AND CUTTING MACHINE OPERATORS 333 20
774 PHOTOGRAPHIC PROCESS MACHINE OPERATORS 3,355 1,000
777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 19,758 3,018
779 MACHINE OPERATORS, NOT SPECIFIED 48,181 9,923
783 WELDERS AND CUTTERS 7,104 35
784 SOLDERERS AND BRAZERS 258 56
785 ASSEMBLERS 35,739 4,665
796 PRODUCTION INSPECTORS, CHECKERS, AND EXAMINERS 3,143 688
797 PRODUCTION TESTERS 973 233
804 TRUCK DRIVERS, HEAVY 2,144  
806 DRIVER-SALES WORKERS 1,110  
809 TAXI CAB DRIVERS AND CHAUFFEURS 358 36
844 OPERATING ENGINEERS 3,323  
849 CRANE AND TOWER OPERATORS 153  
856 INDUSTRIAL TRUCK AND TRACTOR EQUIPMENT OPERATORS 1,875 155
859 MISCELLANEOUS MATERIAL MOVING EQUIPMENT OPERATORS 2,288  
864 HELPERS, MECHANICS AND REPAIRERS 1,273  
869 CONSTRUCTION LABORERS 3,380  
873 PRODUCTION HELPERS 2,778 79
877 STOCK HANDLERS AND BAGGERS 32  
878 MACHINE FEEDERS AND OFFBEARERS 2,238 406
883 FREIGHT, STOCK, AND MATERIAL MOVERS, HAND, N.E.C. 1,379 51
885 GARAGE AND SERVICE STATION RELATED OCCUPATIONS 3,047  
887 VEHICLE WASHERS AND EQUIPMENT CLEANERS 7,831 292
888 HAND PACKERS AND PACKAGERS 1,480 594
889 LABORERS, EXCEPT CONSTRUCTION 7,429 1,564
TOTAL 901,781 360,988

*(1) The estimates for each occupation apply across the surveyed industries in which the agent was observed. Not all industries were surveyed, and not all agents were observed in all surveyed industries. (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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