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11nre°r rc cnr Girth oiiineiwil Nair O14 <br /> PAGE 32 <br /> QUALITY CONTROL DATA <br /> METHOD EPA 8240 <br /> AEN ,IDB NO 9506429 <br /> INSTRUMENT 13 <br /> MATRIX SOIL <br /> 1 Surrogate Standard Recovery Summary <br /> Percent Recovery <br /> Date 1 2-Dichloro- p-Bromofluoro- <br /> Analyzed Client Id Lab Id ethane-d4 Toluene-d8 benzene <br /> I 07/09/95 GP9-20 03 117 101 105 <br /> 07/09/95 GP9-25 04 113 97 103 <br /> 07/09/95 GPIO-20 05 117 101 105 <br /> 07/09/95 GP11-20 06 117 100 102 <br /> 07/09/95 GP12-15 07 112 104 106 <br /> 07/09/95 GP12-20 08 113 104 100 <br /> 07/09/95 GP12-25 09 108 99 100 <br /> QC Limits 70-121 81-117 74-121 <br /> i <br /> DATE ANALYZED 06/27/95 <br /> SAMPLE SPIKED 9506249-02 <br /> INSTRUMENT 13 <br /> Matrix Spike Recovery Summary <br /> ' QC Limits <br /> Spike Average <br /> Added Percent Percent <br /> Analyte (ug/kg) Recovery RPD Recovery RPD <br /> 1 1-Dichloroethene 50 112 6 76-161 15 <br /> Trichloroethene 50 102 3 71-130 11 <br /> Benzene 50 108 3 90-128 11 <br /> Toluene 50 101 <1 64-129 13 <br /> Chlorobenzene 50 103 2 89-115 13 <br /> Daily method blanks for all associated analytical runs showed no contamination <br /> over the reporting limit <br /> ,rt, ♦lir I r _ —....sk�^`•rte ,.'-�'. �i�`.k_7,�i / i„ `�' p�� __ _ _ ! 44 _'4— __ - _�.r`�. _ `)!,t Li r4 <br />