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III 2nd Avenue #D7,Pacheco,CA 94553-5560 <br /> 1 MCCalnpbell Analytical Inc. Telephone:425-798-1620 Fax:92.5-798-1622 <br /> l http:l'ww°w.mccampbell.com E-mail:main ,rnccampli 1xom <br /> QC SUMMARY REPORT FOR SW8021B/$015Cm <br /> Matrix: S WorkOrder. 0308170 <br /> 1 <br /> I EPA Method: SW8021818015Cm Extraction: SW5030B BafchlD:8139 ';f Spiked Sample 1D: 0308142-010A <br /> q ., <br /> Sample Spiked MS* MSD" MS-MSD LCS LCSD LCS-LCSD AcceptanceCriteria(%) <br /> mg/Kg mg/Kg %Ree. %Rec. %RPD %Rec. %Rec. %RPD Low High <br /> TPH(btex)£ ND 0.60 96 i 95 1.08 96.9 94.7 2.30 70 130 <br /> i MTBE ND 0.10 97.3 94.2 3.15 too Aol 0.474 70 130 <br /> f _ Benzene ND 0.10 96 94.8 1.27 97 96.3 0.776 70 l30 <br /> Toluene ND 0.10 96.3 95.3 I.07 97.4 96.5 0.910 70 130 <br /> .3. <br /> Ethylbenzene ND 0.10 101 99.4 1.99 102 101 1.15 70 130 <br /> Xylenes ND 0.30103 100 3.28 103 100 3.28 70 130 <br /> ,r <br /> %SS: 97.6 100 115 113 1.75 1.15 115 0 70 130 <br /> All target compounds in the Method Blank of this extraction batch were ND less than the method RL with the following exceptions: <br /> NONE I� <br /> ij <br /> 2iC11 <br /> I �J <br /> li <br /> 'A <br /> I] <br /> I• <br /> I' <br /> I Ii <br /> I <br /> MS=Matrix Spike;MSD=Matrix Spike Duplicate;LCS=Laboratory Control Sample;LCSD=Laboratory Control Sample Duplicate;RPD=Relative Percent <br /> Deviation. !� <br /> %Recovery=100'(MS-Sample)f(Amount Spiked);RPD=100'(MS-MSD)/(MS+MSD)`2. <br /> { 'MS and I or MSD spike recoveries may not to near 100%or the BPDs near 0%it:a)the sample is ini mogenous AND contains significant concentrations of <br /> analyte relative to the amount spiked;or b)if that Specific sample matrix interferes with spike recovery. „ <br /> £TPH(btex)=sum of BTEX areas from the FID. <br /> #cluttered chromatogram;sample peak coelutes with surrogate peak <br /> NIA not sampleperformII enough <br /> g p tP matrix spike and matrix spike duplicate. <br /> NR-ana a concentration in sample exceeds spike amount for soil matrix or x 2x <br /> � p p exceeds spike amountifor water-matrix or sample diluted due to high matrix or <br /> analyte content. <br /> • i� 'i 1 <br />