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Manteca, CA Health&Safety Plan <br /> BB&J Project No.B1005160 April 30,2010 _ <br /> Log No. 10-700-02 <br /> TABLE 1: List of Constituents of Concern and Exposure Limits <br /> Exposure Limit'(ppm)' <br /> NIOSH OSHA Characteristics/Health&Safety <br /> CDCs' REL ST C PEL ST C IP2(e) IDLH3 Comments <br /> VOLATILES <br /> Acetone 250 NP NP 1000 NP NP 9.69 2500 Fragrant mint like odor <br /> Benzene 0.1 1 NP 1 5 NP 9.24 500 CA;known carcinogen;aromatic • <br /> odor <br /> Bromoform 0.5 NP NP 0.5 NP NP 10.48 j 850 Chloroform-like odor <br /> Bromomethane(Methyl bromide) NP NP NP NP NP 20 10.54 250 CA;chloroform-like odor at high <br /> concentrations. <br /> 2-Butanone 200 300 NP 200 NP NP 9.54 3000 Moderately sharp,fragrant, mint- <br /> or acetone-like odor. <br /> Carbon disulfide 1 10 NP 20 NP 30 10.08 500 Colorless to faint-yellow liquid <br /> with a sweet ether-like odor. <br /> Carbon tetrachloride NP 27 NP 30 NP 25 11.47 200 CA;ether-like odor <br /> Chlorobenzene NP NP NP 75 NP NP 9.07 1000 Almond-like odor <br /> Chloroform NP 27 NP NP NP 50 11.42 500 CA; pleasant odor <br /> CA;faint,sweet odor which is not <br /> Chloromethane(Methyl chloride) NP NP NP 100 NP 200 11.28 2300 noticeable at dangerous • <br /> concentrations. <br /> Chloroethane(ethyl chloride) NP NP NP 1000 NP NP 10.97 3800 Pungent,ether-like odor. <br /> Colorless liquid with a sweet, <br /> Cyclohexane 300 NP NP 300 NP NP 9.88 1300 chloroform-like odor. Solid below <br /> 44`F. <br /> 1,2-Dichlorobenzene NP NP 50 NP NP 50 9.06 200 Pleasant,aromatic odor <br /> 1,4-Dichlorobenzene NP NP NP 75 NP NP 8.98 150 CA; mothball-like odor <br /> 1,1-Dichloroethane 100 NP NP 100 NP NP 11.06 3000 Chloroform-like odor <br /> Notes and Acronyms are at the end of the table. Page 1 of 8 <br />