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Manteca,CA Health&Safety Plan <br /> BB&J Project No.R1005160 April 30,2010 , <br /> Log No.10-700-02 <br /> TABLE 1: List of Constituents of Concern and Exposure Limits <br /> Exposure Limit (ppm)3 <br /> NIOSH OSHA Characteristics/ Health& <br /> COCS3 REL ST C PEL ST C IP=(eV) IDLH3 Safety Comments <br /> VOLATILES(Cont.) <br /> Methyl ethyl ketone(2-Butanone) 200 300 NP 200 NP NP 9.54 3000 Colorless liquid with >harp, <br /> mint-oracetone-lily:_ odor. . <br /> Methyl isobutyl ketone(MIBK) 50 75 NP 100 NP NP 9.30 500 Colorless liquid with a pleasant <br /> odor. <br /> Methyl Tertiary-Butyl Ether NP NP NP NP NP NP NP NP <br /> Styrene 50 100 NP 100 NP 200 8.40 700 Sweet,floral odor <br /> Tetrachloroethylene NP NP NP 100 NP 200 9.32 1000 CA;mild,chloroform-like odor <br /> 1,1,2,2-Tetrachloroethane 1 NP NP 5 NP NP 11.10 100 CA,pungent,chloroform-like <br /> odor. <br /> 1,2,3-Trichlorobenzene NP NP NP NP NP NP NP NP <br /> 1,2,4-Trichlorobenzene NP NP 5 NP NP NP NP NP Colorless liquid with aromatic <br /> odor;solid below 637. <br /> Toluene 100 150 NP 200 500° 300 8.82 500 Sweet pungent odor <br /> 1,1,1-Trichloroethane NP NP 350 350 NP NP 11.00 700 Mild,chloroform-like odor <br /> 1,1,2-Trichloroethane 10 NP NP 10 NP NP 11.00 100 CA;sweet,chloroform-like odor • <br /> Trichloroethylene(TCE) NP NP NP 100 NP 200 9.45 1000 CA; chloroform-like odor <br /> 1,2,4-Trimethylbenzene 25 NP NP NP NP NP 8.27 NP Distinctive aromatic odor <br /> 1,3,5-Trimethylbenzene 25 NP NP NP NP NP 8.39 NP Distinctive aromatic odor <br /> Vinyl Chloride NP NP NP 1 NP 5 9,99 NP CA;pleasant odor at high <br /> concentrations <br /> Vinyl acetate 4 NP NP NP NP NP 9.19 NP Colorless liquid with a pleasant, <br /> fruity odor. <br /> Xylenes(o,m&p)5 100 150 NP 100 NP NP 8.56/8.446 900 Aromatic odor <br /> Notes and Acronyms are at the end of the table. Page 3 of 8 <br />