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2852 Alton Ave Irvine CA 92714 [714)261 1022 FAX(714)261 1228 <br /> Del MarAnalytical 10 14 E Cooley Dr Suite A Colton CA 92324 (909)370 4667 FAX(909)370 1046 <br /> 16525 Sherman Way Suite C 1 I Van Nuys CA 91406 (818)779 1844 FAX(818)779 1843 <br /> 2465 W 12th St Suite I Tempe AZ 85281 (602)968 8272 FAX(602)968 1338 <br /> MS/MSD DATA REPORT <br /> EPA Method 6011602 <br /> ' Matrix Water <br /> ' Date: 12/13/94 <br /> ' Sample #: DL00637 <br /> Batch #: 121394 11A-1 W <br /> Analyte R1 So MS MSD PRI PR22 RPD Mean PR Acceptance Limits <br />' ppb ppb ppb ppb % % % % RPD Mean PR <br />'Benzene 0 100 102 101 102 101 099 102 <14 68 - 136 <br /> Chloroform 0 100 109 101 109 105 37 107 <12 75 - 129 <br /> ii-Dichloroethane <br /> Dichloroethane 0 100 105 103 105 103 119 104 <14 77 - 1219 <br /> 0 100 106 104 106 104 1 9 105 <9 2 80- 136 <br /> 1,1-Dichloroethene 0 100 106 103 106 103 2 9 104 <23 62- 134 <br />'Tetra chloroethene 0 100 107 100 107 100 6 8 104 <12 75 - 131 <br /> Trichloroethene0 10 0 9 3 8 5 93 85 90 89 <18 67- 127 <br />'Toluene 0 10 0 92 96 92 96 43 94 <13 69- 135 <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 />' PR2Percent Recovery of MSD, ((MSD-R1)/SP) X 100 <br /> RPD . ' + . . Relative Percent Difference, ((MS-MSD)/(MS+MSD)/2) X 100 <br />' Mean PR . . Mean Percent Recovery <br /> Acceptance Limits Determined by in-house Control Charts <br /> Del Mar Analytical <br />