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2852 Alton Ave Irvine CA 92714 (7 14)261 1022 FAX{7141 261 1228 <br /> ®el MarAnal\Ocal 1014 E Cooley Dr Suite A Colton CA 92324 (909)370 4667 FAX(909)370 1046 <br /> 16525 Sherman Wry Suite C 1 1 Van Nuys CA 91406 (8 181 779 1844 FAX(818)7 79 1843 <br /> } <br /> CSC <br /> DATA, M-POf3T V n <br /> EPA METHOD 8015 volatile <br /> matrix soil <br /> DATE 10/21/93 <br /> SAMPLE # Blank <br /> MEAN <br /> Analyte R1 Sp MS MSD PR1 PR2 RPD PR <br /> ppm PPM Ppm PPM % % % % <br /> Hydrocarbons 0 50 3 7 1 3 4 <br /> Definition of Terms <br /> R1 Result of Sample Analysis <br /> Sp . . Spike Concentration Added to Sample <br /> MS Matrix Spike Result <br /> MSD Matrix Spike Duplicate Result <br /> PRI Percent Recovery of MS, ((MS-R1) /SP) X 100 <br /> PR2 . . Percent Recovery of MSD, ((MSD-R1) /SP) X loo <br /> RPD Relative Percent Difference, ((MS-MSD)/(MS+MSD)/2)) X 100 <br /> Del Mar Analytical <br />