\ RULES AND REGULATIONS COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF HEALTH CHAPTER 4 Article 432 Regulations Establishing Threshold Limits in Places of Employment (Adopted October 27, 1961) (Revised Aug. 17, 1965) PENNSYLVANIA DEPARTMENT OF HEALTH P.

The practical impetus for these investigations, as well as their economic justification and support, came out of certain problems posed by the introduction and use of tetraethyl lead as an antiknock additive in automotive gasoline.

The practical impetus for these investigations, as well as their economic justification and support, came out of certain problems posed by the introduction and use of tetraethyl lead as an antiknock additive in automotive gasoline.

The latest of the Hygienic Guides are enclosed: Acrolein, Aluminum, Ethylene Glycol Monoethyl Ether, Manganese, Petroleum Naphtha, Pyridine, Tetraethyl Lead, Allyl Alcohol, Allyl Chloride, Cyclohexane, Ethyl Chloride, ana Triorthocresylphosphate.

----4 w Threshold Limit Values for 1961 Adopted et ti e 23rd Annual M eetint of f i r American Conference of Governmental Industrial Hygienists, Detroit, Afickizan, April M 2 , 2961 Threshold Emit* should be used as guides in the control of health hazards and should not be regarded as fine tines between safe and dangerous concentrations.

REGULATORY STANDARDS AND SOLUBILITIES OF CCKSTITtnS OF CONCERN t Ccnpexnd Regulatory Standard (mg/1) REF Solubility (g/l) REF Methyl ethyl ketone 1.8 Methyl ethyl ketone peroxide 0.28 Naphthalene ---------- -- q Nitrobenzene 0.018 Nitrogen dioxide 35 N-N itrcsod iphenylar-. i ne 7.1 x 10"3 Pentaehlorobenzene 0.026 Fentachloronitro- benzene 0.28 Fentachlorophenol 1.1 Fhenanthrene Phenol 3.5 m-Phenylenedi amine 0.21 Phosphine 0.011 Phorate 0.007 Polychlorinated biphenyls 8.1 x 10" fyrene fyridine 0.07 Sodium diethyldithio_ carbamate 1.1 * Styrene 7 1,2,4,5-Tetrachloro- benzene 1,1,2,2-Tetrachloro- 0.011 ethane 1.8 x 10-3 Tetrachloroethylene 6.9 x 10"* 2,2,A,6-Tetrachloro- phenol . 0.35 2,3,5,6-Tetrachloro- terephthalate 1.8 Tetraethyl lead 3.5 x 10"6 Thallic oxide 0.014 2 2 2 2 1 3 2 2 2 3 2 5 1 2 3 3 3 a i * 2 3 2 2 2.7 x 105 31.7 0.14 0.07 14 1 9.3 x 10* 50 3.1 x 10"2 0.13 miscible 6 2.9 x 103 150 1.0 x 103 0.8 \ ' 6 7 6 6 6 6 6 6 6 6 6 6 6 6 6 *- DTH 000033848 'V- REGULATORY STANQARIS AND SOLUBILITIES OF CONSTITUENTS OF CONCERN Compound Thallium acetate Thalliim carbonate Thallium chloride Thallium nitrate Thallium aelenite Thallium sulfate Toluene 1,2,4-Trichloro- benzene * 1,1,1-Trichloroethane 1,1,2-Tr:rhloroethane * Trichloroethylene Tr ichlorofluorcree thane 2,4,6-Trichloropbenol 2,4,5-Trichlorophenol 2,4,5-Trichlorophen- oxy acetic acid * 1,1,2-Trichloro- 1,2,2-trifluoroethane Vinyl chloride * Xylene Regulatory Standard (mg/1) REF 0.01B 0.014 0.018 0.018 0.018 0.018 10.5 2 2 2 2 2 2 2 0.7 1.2 6.1 x 10-3 3.2 x 10-3 10.5 1.8 x 10"3 3.5 3 11 1 1 2 1 2 1.1 3 1050 ` 0.002 2 1 Solubility (ng/1) REF X Z H > <ZT l-o tr=> 535 30 1.5 x 103 4.5 x 103 1.1 X 103 800 1.2 x 103 6 6 6 6 6 6 6 2.7 x 103 198 6 6 / \ \j DTH 000033849 REFERENCES FOR TABLE 1 1.

( 2)6 6 3 Tetraethyl lead ( 6)6 6 3 Styrene ( 5)5 6 Vinyl ohloride (12)5 6 3 Zinc & opds

f Threshold Limit Values For 1965 f c Adopted at the 27th Annual Meeting of the American Conference of Governmental Indus trial Hygienists, Houston, Texas, May 2-4 i 1965 EC- 2009 Copyright 1965, by American Conference of Governmental Industrial Hygienists, The American Conference of Governmental Industrial Hygienists will welcome requests for permission to republish or reprint these Thres hold Limit Values.Requests for such permission should be directed to the Secretary-Treasurer, 1014 Broadway, Cincinnati, Ohio 45202.

Organic lead compounds, such as tetraethyl lead in gasoline, rapidly penetrate the intact skin.

At present, tetraethyl lead is the only widely distributed form of lead capable of being absorbed through the skinfbut Western Electric's industrial operations do^not t\ involve J & S L u s e * ?

In Process Beryllium Asbestos (all forms) Carbon monoxide Benzene Chromates & chromic acid Carbon disulfide Cristobali te Fibrous glass Ni troglycols Isocyanates Quartz Tetraethyl lead Uranium Tetramethyl lead ?

ARCHIVES OF ENVIRONMENTAL HEALTH VOLUME 19 July through December, 1969 American Medical Association Publication i EXHIBIT Summary *v of the background of probl in setting occupational expo, s over the years has, hopefully > impression that a tremenof investigation, research, and udgment has been brought to development of our ideas a> vlany problems remain to tv vith our present occupational dards, the industrial hygienist if a powerful tool in the con'ational health hazards.

Lead poiaoning and hemaglobin ayntheaia are reviewed in Abat.

.), Epichlorohydrin and Chlorohydrin (Crude), Ethanol, Fluorine (Liquid), Hydrazine (Anhydrous), Hydrazine/UDMH Mixture, Hydrogen (Liquid), Isopropariol, Methyl Isobutyl Ketone, Mono-,, tstnylamine (Anhydrous), Monomethylamine (Aqueous), Monomethyl Hydrazine, Motor Fuel Antiknock Compound, -Nitric Acid (Inhibited Hed), Nitric Acid (Red)Fuming), Nitrogen (Liquid), Perchoryl Fluoride, Sulfur Trioxide, Tetraethyl Lead (Liquid), Trimethyl amine (Anhydrous), 'ftnylidene Chloride.

0900988 19 APRIL 1*41 MAXIMUM ACCEPTABLE CONCENTRATIONS OP AIR CONTAMINANTS S2T I b-- 52 t-U O lT" TABLE 2 - TOXIC OUSTS, FUMES AMO MISTS (COMfO) 2,4-0 (2|4-dichieraphen*>yaeatic DOT (2,2-bia [p-ehleraphanyQ --1,1,1 -frichJonathan*) Dleidrin (1,2j,4,10,10-heachlec^ 6,7--tttxy 1,4,4*JJ,7,I,I-- ectchydrw 1,4,3,S-dlawthane* naphta lane) Dlaifraamitfla Dlnitreteluene Dlnftre-o-creeei Mf * CuM 10 1 0.2S 1 1.S 0.2 EPN (O-alhyi 0--p-aitraphenyl thienebenienepheaphenate) OJ Farban (ferric dimethyl dithiacarbcmate) Farravanadium lust Plueride ^ IS 1 2J Hydraquinan* 2 Iran aside finaa IS Lanai Lead artenet* Lindane (hexachlaracyclahesana, gemma ieamar) Lithium hybrid* 0.2 0.13 0.S 0.02S Magnaaium aside foam Malathian (0, 0--dimethyl dithiephea* phet* ef biathyl ercaptccucaincte) Manganese Mercury Maraury (erganic cewpcunda) Methexychler (2,2-dl--p- pharryL 1,1,1-rrichlareathcria) MalyMama* (salable caamaunba) (inseiuble campaaaba) IS IS 3 00..011 is s 13 Nicarina OJ Parathiaa (0, 0-bialhyL 0 p nitre* phenyl thlcphctphate) 0.1 Sab stance Pantachlaranaphthelane Pantachlarafhaaai Phasphcric aeib Phaapharua (yallew) Phaapharua pantachlarida Phaapharua pantcsulfida Picric aeib Pyraihrum Retenane Selenium cawpaunds (a* Sa) Sablum fluaraacatata (1010) Sablum hydracid* Strychnine Sulfuric add TEDP (tetraethyl dithlanepyra* phaaphata) TEPP (tatraathyl pyraphaaphera) Tallurium Tarry!