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Elements of Industrial Toxicology
1312
TABLE 42-B THRESHOLD LIMIT VALUES FOR 1968 (Continued)
Substance
ppm"
C 1.1-Dichloro-1-mtroethane 1,2-Dichloropropane see Propylenedichloride Dichlorotetrafiuoroethane
Dieldrm--Skin Diethylamme Diethylamino ethanol-Skm Diethylether see Ethyl ether Difluorodibromomethane C Oiglycidyl ether (DGE)
Dihydroxybenzene see Hydroqumone Dusobutyl ketone
Onsopropylamine - Skin Dimethoxymethane see Methytal Dimethyl acetamide-Skin
Dimethylamme Dimethytaminobenzene see Xylidene Dimethylaniline (N-dimethylamline)-Skin Dimethylbenzene see Xylene Dimethyl 1 2-dibromo-2 2-dichloroethyl
phosphate. (Dibrom) Oimethylformamide-Skm
2 6 Dimethylheptanone see Dusobutyl ketone
1,1-Dimethylhydrazine-Skin
Dimethylphthalate Dimethylsulfate--Skin Dimtrobenzene (atl isomers)-Skin Dimtro-o-cresol - Skin Dinitrotoluene--Skin Dioxane (Diethytene dioxide)-Skin Diphenyl Diphenylmethane dusocyanale see
Methylene bisphenyl isocyanate (MDI) Oipropy/ene glycol methyl ether-Skin Di-sec octyl phthalate (Di-2-elhylhexyl-
phthalate Endnn -- Skin Epichlorhydrin-Skm EPN-Skin 1.2-Epoxypropane see Propyleneoxide 2.3-Epoxy* 1-propanol, see Glycidol Ethanethioi see Ethylmercaptan Ethanolamme
10
1 000 -
25 10
100 05
50 5
10 10
5
10
05 1 100 02
100
5
3
mg/cu m1 60
7,000 0 25
75 50
660 28
290 20
35 16
25
3 30
1 5 5 1 02 15 360 1
600
5 01 19 05
6
2 Ethoxyethanol--Skin
200
2 Ethoxyethylacetate (Cellosotve acetate)
-- Skin Ethyt acetate
100 400
Ethyl acrylate-Skm
25
Ethyl alcohol (ethanol)
1,000
Ethylamme Ethyl sec-amyl ketone (5-methyl-3-heptan-
10
one)
25
Ethyl benzene Ethyl bromide
100 200
Ethyl butyl ketone (3-Heptanone) Ethyl chloride Ethyt ether
50 1 000
400
Ethyl formate C Ethyl mercaptan
100 10
Ethyl silicate
100
Ethylene chlorohydnn-Skin Ethylenediamme
5 10
Ethylene dibromide see 1 2-Dibromoe thane
Ethylene dichlonde, see 1 2-Dichloroethane
C Ethylene glycol dimtrate and/or Nitroglycerin ~Skin 0 2"
Ethylene glycol monomethyl ether acetate
see Methyl cellosolve acetate
Ethytene imine-Skrn
05
Ethylene oxide Ethylidme chloride see 1.1 Dichloro-
50
ethane
N-Ethylmorpholme--Skin
Ferbam Ferrovanadium dust
20 .
.
Fluoride (as F)
.
Fluorine
01
Ftuorotrichloromethane
1,000
C Formaldehyde
5
Formic acid
5
Furfural --Skin Furfuryl alcohol
5 50
Gasoline
-
Glycidol (2.3-Epoxy-1-propanol)
50
Glycol monoethyl ether, see 2-Ethoxyethanol
Guthion& see Azinphosmethyl
Hafnium
-
Heptachlor--Skin
-
740
540 1.400
100 1,900
18
130 435 890 230 2,600 1 200 300
25 850
16 25
1
J 90
94 15
1 2 0 5.600 6 9 20 200 A6 150
0! 0!