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' 110 2nd Avenue South,#D7 Pactiew CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798 1622 <br /> bttpJ/www mccampbell corn E mail main@ mccanipbell cam <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> Matrix W WorkOrder 0308418 <br />' EPA Method SW8021B/8015Cm Extraction SW5030B BatchlD 8295 Spiked Sample 10 0308418-004A <br /> Sample Spiked MS' MSD" MS-MSD' LCS LCSD LCS-LCSD Acceptance Cntena(%) <br />' pg/L Ng/L % Rec % Rec % RPD %Rec %Rec %RPO Low High <br /> TPH(btex)£ 5245 60 954 933 1 16 975 986 1 11 70 130 <br /> MTBE ND 10 103 103 0 93 913 179 70 130 <br />' Benzene 05573 10 101 103 198 971 99 1 196 70 130 <br /> Toluene 4 438 10 103 103 0 982 996 144 70 130 <br />' Ethylbenzene 5 636 10 102 103 0 148 977 998 217 70 130 <br /> Xylenes 40 30 100 100 0 997 103 3 61 70 130 <br />' %SS 973 t00 97 7 988 1 14 896 897 00531 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 /> 1 <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)/(Amount Spiked),RPO=100.(MS—MSD)I(MS+MSD)'2 <br /> .MS and 1 or MSp spike recoveries may not be near 1000%or the RPDs near 0%&a)the Sample is inhomogenous AND contains s-gnxfsant corcentrations of <br /> anatyte relative to the amount spiked or b)if that specific sample matrix interferes with spike recovery <br /> £TPH(btex)=sum.of lITEX areas from the FID <br /> is Guttered chromatogram,sample peak coelutes with surrogate peak <br /> N/A=not enough sample to perform maUtx 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 /> analyle content <br /> I <br />