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r r rr r < < r t r r r r r 1 r 1 r <br /> Table 5-1 <br /> Chemical Exposure Limits <br /> CAS OSHA PEV ACGIH TLV° IDLHb Health/Physical <br /> NUMBER Hazards <br /> TWA STEL TWA I STEL - <br /> Benzene 71-43-2 1 ppm 5 ppm 10 ppm - 3000 ppm Colorless liquid with an aromatic odor;strong <br /> oxidizer;respiratory system irritant; causes <br /> nausea,bone marrow depression,and <br /> abdominal pain. Carcinogen. . <br /> Toluene 108-88-3 100 ppm 150 ppm 100 ppm 150 ppm 2000 ppm Colorless liquid with an aromatic odor like <br /> benzene;strong oxidizer;causes confusion, <br /> dizziness,muscle fatigue,and insomnia. <br /> Targets the central nervous system. <br /> Ethylbenzene 100-41-4 100 ppm 125 ppm 100 ppm 125 ppm 2000 ppm Colorless liquid with an aromatic odor;strong <br /> oxidizer;eye and mucous membrane irritant; <br /> can induce narcosis and coma. Targets the <br /> central nervous system. <br /> Xylene(o-, m-,p-isomers) 1330-20-7 100 ppm 150 ppm 100 ppm 100 ppm 1000 ppm Colorless liquid with aromatic odors;strong <br /> 95-47-6 oxidizer;causes dizziness,and drowsiness; <br /> 108-�8-3 respiratory system irritant; can cause nausea, <br /> 106-42-3 vomiting,and abdominal pain. Targets the <br /> central nervous system. <br /> Gasoline 8006-61.9 300 ppm 500 ppm 300 ppm 500 ppm - <br /> Tetraethyl Lead 78-00-2 0.075* - 0.1* - 40 ppm Colorless liquid with a slight musty odor;strong <br /> oxidizer;causes insomnia,anxiety, <br /> hyperreflexia,hypotension;eye irritant; can <br /> cause convulsions and coma. Targets the <br /> central nervous system. <br /> 93822 East Bay Municipal Utility District <br /> 40429200.wp 25 Work Plan-Stockton Service Center <br />