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110 2nd Avenue South #D7 Pacheco CA 94553-5560 <br /> F4 <br /> McCampbell Analytical Inc Telephone 925-798 1620 Fax 92D-798 1622 <br />' hup//www mccampbell coin E-mail main@mceampbell coin <br /> �! QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> Matrix W WorkOrder 0312544 <br />' EPA Method SW8021BI8015Cm Extraction SW5030B BatchlD 9876 Spiked Sample 0 0312544-014A <br /> Sample Spiked MS' MSD- MS-MSD LCS LCSD ILCS-LCSD Acceptance Criteria (%) <br />' pglL pg/L % Rec %Rec %RPD %Ree %Rec % RPD Low High ry <br /> TPN(btex)E ND 60 95 7 899 6 18 882 886 0 468 70 130 <br /> I MTBE ND 10 93 6-- 107 134 93 1 884 522 70 130 <br /> Benzene ND 10 113 104 802 107 104 324 70 130 <br /> Toluene ND 10 116 108 7 12 111 106 j 4 50 70 I30 <br /> - --- I <br /> Ethylbenzcne ND 10 118 108 852 113 102 1 103 70 130 <br /> Xylenes ND 30 120 110 8 70 110 107 3 08 70 130 <br /> %SS 108 100 115 108 620 112 108 3 85� 70 130 <br /> All target compounds in the Method Blank of th rs extraction batch were ND less than the method RL with the following exceptions <br /> NONE <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Controf Sample Duplicate RPD=Relative Percent <br /> Deviation <br /> %Recovery=100'(MS-Sample)/(Amount Spiked) RPD=100.(MS- MSD)1((MS+MSD)12) <br /> 'MS and!or MSD spike recoveries may not be near 100%or the RIP Ds 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 peals ooelutes with surrogate peak <br /> NIA=not enough sample to perform matrix spike and matrix spike duplicate <br /> NR=analyte concentration in sample exceeds spike amount for sod matrix or exceeds lac spike amount for water matrix or sample diluted due to high matrix or <br /> analyte content <br />