etrai^ - instrumenblbe probtemeof^la^THTta2^ ^ .Write, eatodrueetoa attached ocst- UCC 094409 principle of op ration Fho photo-ionizer is a trace gas ana lyzer used to measure the concentration of a witte variety of species in industrial atmospheres The analyzer employs the principle of photoionization for detection The process is termed photoionization since the absorption of ultraviolet light by a molecule leads to ionization via.

NO. 3 OCCUPATIONAL HEALTH REGULATIONS MAXIMUM PERMISSIBLE CONCENTRATIONS OF ATMOSPHERIC CONTAMINANTS IN PLACES OF EMPLOYMENT EHcrt# JJ7 1, m* CONSULT LOCAL HEALTH DEPARTMENTS AND PHYSICIANS FOR INFORMATION AND ADYICE ON METHOOS OF CONTROL OYER HEALTH HAZARDS TO ALL WORKERS AND INDUSTRIAL DISEASES ANO INJURIES nor: OL!

756 ---------UC------------------- future generating stations in or near the^cean, on bays, or along tidal rivers.

PLAINTIFFS EXHIBIT ETCO-218 ETC 05426 PROFESSIONAL AMATEUR The Biography of Charles Franklin Kettering By T.

I if-1 |>i odneed in liii'fi; quantities l>v the a<l<lition of tetraethyl lead, nr TKf Ilul till- eurlv dax * of TKIj development %\ ere filled with terlinieal headaches. courage and touches ol Imitior.

ACS-Md DPMC-14499 Memorandum DATE: SUBJECT: November 26, 1990 Update of Effects Screening Level List-page 3 CHANGES IN ESL'S SINCE THE LAST UPDATE (continued): AIR CONTAMINANT FORMER ESL'S 30-min annual (ug/m3) NEW ESL'S 30-min annual (ug/m3) dimethyl hydrazine, 1,1'- 1.5 0.15 epichlorohydrin 75 7.5 ethyl benzene 1900(o) 435 ethyl bromide 500 50 formic acid 90 9 glutaraldehyde 7 0.7 graphite, except fibers 25 2.5 (respirable fraction) Heptachlor 5 0.5 Heptachlor epoxide none heptyl mercaptan 27 2.7 hexachloroethane 100 10 hexane; n- 1800 180 hexane, other isomers L8000 1800 hydrazine 0.4 0.04 iodoform 80(o) 10 lead chromate (as Pb) none lead chromate (as Cr) 0.25 0.025 methylene dianiline ' 0.8 0.08 methyl hydrazine 0.8 0.08 nickel sulfide roasting 10 1 nitroroethane 2500 250 pentachloronitrobenzene none pentane 3500 350 perchloromethyl mercaptan 8 0.8 perfluoroisobutylene none 0.25 3.8 2000(o) 220 94 8 20 0.025 0.38 435 22 9.4 0.8 2 0.5 0.5 1(0) 97 1750 2600 0.13 6(o) 0.5 0.12 8 0.19 0.5 500 5 2200 7.5 0.8 0.05 0.05 * 9.7 175 260 0.013 * 0.05 0.012 0.8 0.019 0.05 50 0.5 220 0.8 0.08 LAM 013181 FORM NO AC8-3M DPMC-14500 Memorandum DATE: SUBJECT: November 26, 1990 Update of Effects Screening Level List-page 4 CHANGES IN ESL'S SINCE THE LAST UPDATE (continued): AIR CONTAMINANT FORMER ESL'S 30-min annual (ug/m3) NEW ESL'S 30-min annual (ug/m3) phenylene diamine, ophenylene diamine, mphenyl hydrazine propyl mercaptan silica fume, amorphous (respirable fraction) silica, fused amorphous (respirable fraction) strontium chromate thiogylcolic acid triethanolamine xylidine, 2,4- none none 6 0.8(o) 0.6 * none none none 40 4 none 25 2.5 0.1 0.1 4.4 2.3(0) 2 0.01 0.01 0.44 1.60.2 1 0.1 0.01 1.25(0) 31 24 0.001 * 3.1 2.5 The changes in the above table are also reflected in the complete list of screening levels which is attached.

LIST OF SUBSTANCES IN TOXICS DATA BASE AS OF 01/22/86 SEQ tt 1.0DD 2.ODD 3.000 4.000 5.000 6.000 7.000 7.000 10.000 11.000 12.000 13.000 14.000 15.000 16.000 18.000 19.000 20.000 21.000 22.000 23.000 24.000 26.000 27.000 29.000 30.000 31.000 32.000 33.000 34.000 35.000 36.000 37.000 30.000 39.000 40.000 41.000 42.000 43.000 44.000 45.000 46.000 47.000 48.000 49.000 50.000 51.000 52.000 53.000 54.000 56.000 57.000 58.000 SUBSTANCE ABATE ACETALDEHYDE ACETAMIDE ACETIC ACID ACETIC ANHYDRIDE ACETONE ACETONITRILE ACETYLENE ACETYLENE TETRABROMIDE ACRIDINE ACROLEIN ACRYLAMIDE ACRYLIC ACID ACRYLONITRILE ACTIVATED CHARCOAL ADIPIC ACID ADIPONITRILE AFLATOXIN B1 ALDRIN ALLYL ALCOHOL ALLYL CHLORIDE ALLYL GLYCIDAL ETHER ALLYL ISOVALERATE ALLYL PROPYL DISULFIDE ALUMINUM ALUMINUM CHLORIDE ALUMINUM OXIDE (2:3) ALUMINUM SULFATE 2-AM INOANTHRAQUINONE 4-AMINODIPHENYL 1-AMIN0-2-METHYLANTHRAQUIN0NE 2-AMINOPYRIDINE 3-AM INO-s-TRIAZOLE AMMONIA AMMONIUM CHLORIDE--fumes AMMONIUM HEXAFLUOROSILICATE AMMONIUM NICKEL SULFATE AMMONIUM NITRATE AMMONIUM PHOSPHATE AMMONIUM PHOSPHATE AMMONIUM SULFAMATE AMMONIUM SULFATE AMORPHOUS SILICA (Fumed) AMORPHOUS SILICA (Hydrated n-AMYL ACETATE sec-AMYL ACETATE tert-AMYL ALCOHOL ANILINE O-ANISIDINE P-ANISIDINE ANTHRACENE ANTIMONY ANTU | 1 SH-2381 | " DPMC-08830 LAM 002696 LIST OF SUBSTANCES IN TOXICS DATA BASE AS OF 01/22/86 SEQ n 57.000 60.000 61.000 62.000 63.000 64.000 65.000 66.000 67.000 68.000 67.000 70.000 71.000 73.000 74.000 75.000 76.000 77.000 75.000 77.000 80.000 81.000 82.000 83.000 84.000 85.000 86.ODD 87.000 88.000 87.000 70.000 71.000 72.000 73.000 74.000 75.000 76.000 77.000 78.000 77.000 10D.000 101.000 102.000 104.000 105.000 106.000 108.000 107.000 110.000 111.000 112.000 113.DOD 114.000 115.000 ' SUBSTANCE ARAMITE ARGON ARSENIC AND COMPOUNDS ARSENIC PENTOXIDE ARSENIC TRIOXIDE ARSINE ASBESTOS ASPHALT AURAMINE AZASERINE BARITE BARIUM BARIUM CHROMATE BAYGON BENTONITE BENZAMIDE BENZLaDANTHRACENE BENZENE BENZENE SULFONYL CHLORIDE BENZENETHIOL BENZIDINE BENZOL b]FLUORANTHENE BENZOL jOFLUORANTHENE BENZOIC ACID BENZOLrst:PENTAPHENE BENZOLa3PYRENE p-BENZOQUINONE p-BENZOQUINONE DIOXIME 2-BENZ0THIAZ0LETHI0L BENZOTRICHLORIDE BENZOYL CHLORIDE BENZOYL PEROXIDE BERYLLIUM BERYLLIUM OXIDE BERYLLIUM PHOSPHATE BERYLLIUM SILICATE HYDRATE BERYLLIUM SULFATE BERYLLIUM ZINC SILICATE BIPHENYL 2-BIPHENYLAMINE BIS(2-CHL0R0ETHYL) SULFIDE B1S(2-CHL0R0ISOPROPYL)ETHER BIS(CHLOROMETHYL)ETHER BIS(2-ETHYLHEXYL)AD I PATE BIS(2-ETHYLHEXYL) ESTER PHTHALIC ACID BISMUTH TELLURIDE BORON BORON OXIDE BORON TRIBROMIDE BORON TRIFLUORIDE BROMINE BROMINE PENTAFLUORIDE BROMOETHANE BROMOETHYLENE LAM 002697 DPMC-08831 LIST OF SUBSTANCES IN TOXICS DATA BASE AS OF 01/22/86 SEQ # 116.000 117.000 119.000 120.000 121.000 122.000 123.000 124.000 125.000 126.000 128.000 130.000 131.000 133.000 134.000 135.000 136.000 137.000 138.000 139.000 140.000 141.000 142.000 143.000 144.000 145.000 146.000 147.000 147.500 148.000 150.000 151.000 152.000 153.000 154.000 155.000 156.000 157.000 158.000 159.000 160.000 161.000 162.000 164.000 165.000 166.000 167.000 168.000 169.000 170.000 171.000 172.000 173.000 174.000 SUBSTANCE BROMOFORM a Ipha-BROMOTOLUENE 1i3-BUTADIENE BUTANE 1,3-BUTANEDIOL 2 j3-BUTANEDI0L BUTANETHIOL 1>2 4-BUTANETRI0L 2-BUTANONE BUTENE cis-2-BUTENE 2-BUTOXY ETHANOL 2-(2-BUT0XYETH0XY)ETHANE n-BUTYL ACETATE sec-BUTYL ACETATE tert-BUTYL ACETATE n-BUTYL ACRYLATE n-BUTYL ALCOHOL sec-BUTYL ALCOHOL tert-BUTYL ALCOHOL BUTYLAMINE BUTYL BENZYL PHTHALATE n-BUTYL CHLORIDE sec-BUTYL CHLORIDE tert-BUTYL CHLORIDE tert-BUTYL CHROMATE BUTYLENE GLYCOL 1>2-BUTYLENE OXIDE BUTYL ETHER n-BUTYL FORMATE tert-BUTYL FORMATE N-BUTYL GLYCIDAL ETHER t-BUTYLHYDROPEROXIDE n-BUTYL LACTATE N-BUTYL-N-NITROSO-1-BUT ANAMINE para-tertiary--BUTYL PHENOL p-tert-BUTYLTOLUENE BUTYRALDEHYDE n-BUTYRIC ACID BUTYRONITRILE CADMIUM CADMIUM CARBONATE CADMIUM CHLORIDE CADMIUM FLUOROBORATE CADMIUM NITRATE CADMIUM OXIDE FUME CADMIUM SULFATE CADMIUM SULFIDE CALCIUM ARSENATE CALCIUM ARSEN ITE CALCIUM CARBONATE CALCIUM CHROMATE (VI) CALCIUM CYANAMIDE CALCIUM FLUORIDE LAM 002698 DPMC-08832 LIST OF SUBSTANCES IN TOXICS DATA BASE AS OF D1/22/B6 SEQ # 175.DOD 176.DDD 177.ODD 178.DDD 182.DDD 183.DDD 184.DDD 185.DDD 186.

State of New York' .

This leads to tumor formation and is a severe assault on the body s normal functioning.

ETC 30376 ROY N, CLOTHIER ETHYL NEWS INDEX -1956 AGRICULTURE New Farm Market, The (Ethyl film strip)..............................................................

tact it does a good job .except in the case Much investigation is under way to of tetraethyl lead, which is used in blend-., determine wity one person may be sus ing gasoline and which is readily absorbed ceptible to a certain.substance whije an through the 'skin, having a tendency to ' other is not- It bias been proved many create changes in the nervous system.

tact it does a good job .except in the case Much investigation is under way to of tetraethyl lead, which is used in blend-., determine wity one person may be sus ing gasoline and which is readily absorbed ceptible to a certain.substance whije an through the 'skin, having a tendency to ' other is not- It bias been proved many create changes in the nervous system.

tact it does a good job .except in the case Much investigation is under way to of tetraethyl lead, which is used in blend-., determine wity one person may be sus ing gasoline and which is readily absorbed ceptible to a certain.substance whije an through the 'skin, having a tendency to ' other is not- It bias been proved many create changes in the nervous system.

City and State health authorities and labor leaders, who are in a position to know if the use of tetraethyl lead, which is now universally known to be very dangerous in its undiluted form, had caused any known serious results when diluted `jt* in gasoline in their respective jurisdictions, gave absolutely negative evidence as to any such harmfulness.

UNITED STATES DEPARTMENT OF LABOB IBANCES mans, Saentaxy DIVISION OF LABOB STANDARDS VXSHZ A.