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Environmental 10-14-87 MH Page 1 of 1 <br /> PROJECT MGR: Jim Grasty <br /> �. <br /> Laboratoriew Groundwater Technology, Inc. <br /> A division of Groundwater Technology, Inc. 1832-6 Tribune Road <br /> Sacramento, CA 95815 <br /> Western Region <br /> 4080-C Pike Ln., Concord, CA 94520 PROJECT #:203-799-8233-2 <br /> (415) 685 7852 LOCATION: Knowles, CA <br /> In CA: (800) 544-3422 SAMPLED: 10-01-87 BY: S. Thompson <br /> Outside CA: (800) 423-7143 RECEIVED: 10-03-87 BY: R. Williams <br /> ANALYZED: 10-13-87 BY: J. Floro <br /> MATRIX: Water <br /> TEST RESULTS (ppb) <br /> I MDL ILAB # 1 7297 1 7298 1 7299 1 1 I <br /> COMPOUNDS I II.D.# I MW 1 1 MW 2 1 MW 3 1 I I <br /> -------------------------------------------------------------------------------------- <br /> Benzene 0.5 69 36 85 <br /> Ethylbenzene 0.5 1. 3 (0. 5 0.8 <br /> Toluene 0.5 8. 7 . 1 20 <br /> Xylenes 0.5 100 9.0 16 <br /> Total BTEX 0. 5 179 46. 1 121. 8 <br /> Chlnroberezene -- -- -- <br /> 1,2 <br /> -1,2 DCB -- -- -- ' <br /> 1, 3 DCB <br /> 1, 4 DCB -- - -- -- <br /> MEK -- -- -- -- <br /> MIBK -- -- -- -- <br /> Misc. Hydrocarbons 1. 0 290 330 230 <br /> (C4-12) <br /> Total Volatile 1. 0 469 376. 1 351. 8 <br /> Hydrocarbons <br /> -------------------------------------------------------------------------------------- <br /> -- = Not Requested. MDL = Method Detection Limit; compound below this <br /> level would not be detected. <br /> MEK = Methyl Ethyl Ketene MIBK = Methyl Isobutyl Ketone <br /> METHODS: Modified EPA Method 602. <br /> Total Volatile Hydrocarbons is the summation of Total BTEX and <br /> Miscellaneous Hydrocarbons. <br /> SAFY KHALIFA, Ph.D. , irector <br />