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I <br /> 110 2nd Avenur South,#lD7,Pacheco CA 94553-5550 <br /> McCampbeii Anaiytleai Inc Telephone 925-798-1620 Fax 925-746-i622 <br />' h //www mccan be[I com E-mail mom mcca beta com <br /> QC SUMMARY REPORT FOR SW802IB/8015Cm <br /> Matrix W WorkOrder 0312208 <br /> EPA Method SW8021B/8015Cm Extraction SW5030B BatchlD 9648 Spiked Sample ID 0312207-011A <br /> Sample Spiked MS MSD` MS-MSD` LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> ligIL pg/L %Ree %Rec % RPD %Rao %Rec % RPD Low High <br /> TPH(btex) ND 60 77 972 232 902 916 1 52 70 130 <br /> MTBE ND 10 102 108 5 81 817 118 362 70 130 <br /> Benzene ND 10 995 105 559 85 7 98 4 13 8 70 130 <br /> Toluene ND 10 101 107 560 87 6 103 157 70 130 <br /> Ethylbenzene AID 10 102 107 4 98 87 7 t to 224 70 130 <br /> Xylenes ND 30 103 110 625 90 110 200 70 130 <br /> I %SS 107 100 107 107 0 91 112 206 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 />�i <br /> I <br /> t <br /> I <br /> MS=Ilatnx Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample 17uphcate RPD=Relative Percent <br /> Deviation <br /> %Recovery=100'(MS-Sample)I(Amount Spiked),RPD=100"(MS- MSD)I((MS+MSD)12) <br /> I 'MS and l or MSD spike recovenes may not be near 100%or the RPDs near 0%,f al the sample is inhomogenous AND contains significant concentrations of <br /> analyte relative to the amount spiked,or b)if that specific sample matrix interferes wth spike recovery <br /> Z TPH(btex)=sum of BTEX areas from the FID <br /> 0 cluttered chromatogram sample peak coelutes with surrogate peak <br /> NIA=not enough sample to perform matrix spike and matnx spike duplicate <br /> lNR=anatyte 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 />