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MCCampbell Analytical Inc. 110 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> ' Telephone:925-798-1620 Fax:925-798-1622 <br /> http://www.mccampbell.com E-mail:main mmccarnpbell.com <br /> QC SUMMARY REPORT FOR SW8021B/8015 <br /> ' Cm <br /> Matrix:W WorkOrder: 0307177 <br /> ' EPA Method: SW80218/8015Cm Extraction: SW5030B BatchID:7779 <br /> Spiked Sample ID: 0307177-014A <br /> Sample Spiked MS' MSD' MS-MSD LCS LCSD !LCS-LCSD Acceptance Criteria(%) <br /> ug/L Ng/L %Rec. %Rec. %RPD %Rec. I %Rec. %RPD Low i High <br /> TPH(btcx)£ ND 60 99.8 98 1.76 99.1 98 1.08 <br /> 70 130 <br /> ' MTBE ND 10 96.3 101 4.33 98.3 100 2.09 70 130 <br /> Benzene ND 10 97.6 96.9 0.725 97.8 99.8 2.09 <br /> 70 ]30 <br /> Toluene ND 10 98.9 98' 0.935 98.5 100 1.72 70 1 130 <br /> Ethylbenzene ND 10 101 100 0.572 100102 1.44 70 <br /> i 130 <br /> Xylenes ND 30 100 100 0 100' 103 3.28 7p 130 <br /> %SS: 105 100 103 102 0.793 102 104 i 1.36 <br /> 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 <br /> lie <br /> r <br /> ' Deviation.Matrix Spike;MSD=Matrix Spike Duplicate;LCS=Laboratory Control Sample;LCSD=Laboratory Control Sample Duplicate;RPD=Relative Percent De <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%if:a)the sample is inhomogenous 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 /> 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. <br />