dianisidine; 3,3'-dianisidine; 3,3'-dimethoxybenzidine

o-DCB; 1,2-dichlorobenzene; ortho-dichlorobenzene; o-dichlorobenzol

2-methylcyclohexanone

1,2-phenylenediamine; 2-aminoaniline; o-benzenediamine; 1,2-benzenediamine; orthamine; o-diaminobenzene; 1,2-diaminobenzene

2-sec-butylphenol; 2-(1-methylpropyl)phenol

4,4'-diamino-3,3'-dimethylbiphenyl; diaminoditolyl; 3,3'-dimethylbenzidine; 3,3'-dimethyl-4,4'-diphenyldiamine; 3,3'-tolidine

o-aminotoluene; 2-aminotoluene; 1-methyl-2-aminobenzene; o-methylaniline; 2-methylaniline; ortho-toluidine

n-octane

heavy mineral oil mist; paraffin oil mist; white mineral oil mist; petroleum-based cutting oils; mineral oil

osmic acid anhydride; osmium oxide

ethanedioic acid; oxalic acid (aqueous); oxalic acid dihydrate

difluorine monoxide; fluorine monoxide; oxygen fluoride

triatomic oxygen

p-aminochlorobenzene; 1-amino-4-chlorobenzene; 4-chloroaniline; p-chlorobenzenamine; 4-chlorobenazmine

p-DCB; 1,4-DCB; 1,4-dichlorobenzene; Dichlorocide; Paracide

p-aminonitrobenzene; 4-nitroaniline; 4-nitrobenzenamine; p-nitrophenylamine; PNA

p-chloronitrobenzene; 4-chloronitrobenzene; 1-chloro-4-nitrobenzene; 4-nitrochlorobenzene; PCNB; PNCB

4-hydroxynitrobenzene; 4-nitrophenol

4-tert-butyl phenol; butylphen; 4-(1,1-dimethylethyl) phenol

benzenyl chloride

4-aminotoluene; 4-methylaniline; 4-methylbenzenamine; 4-toluidine; tolylamine

p-xylylenediamine; methylamine, p-phenylene bis-; p-phenylene-bis-(methylamine); 1,4-bis(aminomethyl)benzene; xylenediamine

benzenesulfonic acid, 4,4'-oxydi-dihydrazide; diphenyl ether 4,4'disulfohydrazaide; 4,4'-oxybis(benzenesulfonic acid hydrazide); P,P'-oxybis(benzenesulfohydrazide)

paraffin fume; paraffin scale fume

1,1'-dimethyl-4,4'-bipyridinium dichloride; N,N'-dimethyl-4,4'-bipyridinium dichloride; paraquat chloride; paraquat dichloride

4,4'-bipyridinium, 1,1'-dimethyl-, bis(methyl sulfate); N,N'-dimethyl-4,4'-bipyridinium methosulfate; paraquat dimethosulfate

O,O-diethyl-O(p-nitrophenyl) phosphorothioate; diethyl parathion; ethyl parathion; parathion-ethyl

dust, nuisance dust, inert dusts

pentaboron nonahydride

Halowax 1013; 1,2,3,4,5-pentachloronaphthalene

quintozene

PCP; penta; 2,3,4,5,6-pentachlorophenol

2,2-bis(hydroxymethyl)-1,3-propanediol; methane tetramethylol; monopentaerythritol; PE; tetrahydroxymethylolmethane; tetramethylolmethane

n-pentane; normal pentane; amyl hydride

peroxyacetic acid; acetic peroxide; monoperacetic acid; peroxoacetic acid

tetrachloroethylene, carbon bichloride, 1,1,2,2-tetrachloroethylene, 1,1,2,2-tetrachloroethene

PCM; PMM; trichloromethane sulfenyl chloride; trichloromethyl sulfur chloride

chlorine fluoride oxide; chlorine oxyfluoride; trioxychlorofluoride

octafluoroisobutene; PFIB; octafluoro-sec-butene; 1,1,3,3,3-Pentafluoro-2-trifluoromethyl-1-propene

aliphatic petroleum naphtha, petroleum naphtha, petroleum ether (95°-155°C), naphtha

coal tar pitch volatiles; phenanthrin

carbolic acid; hydroxybenzene; monohydroxybenzene; phenyl alcohol; phenyl hydroxide

dibenzothiazine; fenothiazine; thiodiphenylamine

diphenyl ether; diphenyl oxide; phenoxy benzene; phenyl oxide

1,2-epoxy-3-phenoxy propane; glycidyl phenyl ether; PGE; phenyl 2,3-epoxypropyl ether

phenylcarbimide; Carbanil; isocyanatobenzene

mercaptobenzene; phenyl mercaptan; thiophenol; benzenethiol

hydrazinobenzene; monophenylhydrazine