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G <br /> .1 l0 2nd Avenue' 9D7,Pacheco,CA 94553-5560 <br /> McCampbell Analytical Inc. Telephone:925-798-1620 Fax:925-798-1622 <br /> http://w%4.merampbell.cmn E-mail:main@mccampbell.com <br /> I � it } <br /> QC SUMMARY REPORT FOR SW8421B18015Cm <br /> F <br /> Matrix: S I WorkOrder: 0308097 <br /> EPA Method: SW8021 B/8015Cm Extraction: SW5030B Batch ID:8096 Spiked Sample ID: 0308075-014A <br /> Sample Spiked MS' MSD" MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria(%i <br /> f mg/Kg mg/Kg %Rec. %Rec. %RPD %,Rec. %Rec. %RPD Low High <br /> I TPH(btex)£ ND 0.60 113 105 6.711,;.;03 :1108 5.24 70 130 <br /> MTBE ND 0.10 112 105 6.17 1iO3 1!110 6.57 70 130 <br /> Benzene ND 0.10 106 107 1.31 h06 X108 1.49 70 130 <br /> Toluene ND 0.10 106 106 0 1Q5 107 2.07 70 130 <br />+: Ethylbenzene ND OJO 108 110 1.65 109 yrlll 1.89 70 130 <br /> Xylenes ND 0.30 110 110 0 1I0 I10 0 70 130 <br /> �3 ; <br /> °/aSS: 94.6 100 114 121 6.12 109 :',It22 i4.8 70 130 <br /> f <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 r l <br /> 4 <br />' !1 <br /> IY y <br /> I <br /> I. <br /> MS=Matrix Spike;MSD=Matrix Spike Duplicate;LCS=Laboratory Control Sample;LCSD=Laboratorl Control Sample Duplicate;RPD=Relative Percent <br /> Deviation. 4 <br /> �P <br /> %Recovery=100'(MS-Sample)/(Amount Spiked);RPD=100"(MS-MSD)/(MS+MSD).2. <br /> `MS and/or MSD spike recoveries may not be near'100%or the RPDs near 0%it:a)the sample is inhomogenous AND contains significant concentrations of <br /> analyte retative.to the amount spiked,or b)if that specific sample matrix interferes with spike recovery. 0 <br /> i? <br /> £TPH(btex)=sum of BTFA areas from the FIA. <br /> Al <br /> #cluttered chromatogram;sample peak coelutes with surrogate peak. <br /> N/A=not enough sample to perform matrix spike and matrix spike duplicate. <br /> NR-analyte concentration in sample exceeds spike amount for soil matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or <br /> analyte content I , <br />