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1102nd Avenue South #D7 Pacheco CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br />' http#www mccampbelt cont E mail inarn@mccampbell cont <br /> QC SUMMARY REPORT FOR SW8021B18015Cm - <br /> Matnx W WorkOrder 0309310 <br /> EPA Method SW802113/8015Cm Extraction SW5030B BatchlD 8575 Spiked Sample ID 0309310-002A <br /> Sample Spiked MS* MSD* MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria(%) <br />' hg/L hg/L % Rec f %Rec % RPD %Rec %Rec %RPD Low High <br /> i <br /> TPH(btex)5: ND 60 107 115 739 103 105 201 70 130 <br /> E <br />' MTBE ND 10 105 103 228 93 7 935 0 176 70 130 <br /> Benzene ND 10 104 102 254 105 107 190 70 130 <br />' Toluene ND 10 981 952 299 962 999 281 70 130 <br /> Ethylbenzene ND 10 105 100 446 104 107 273 70 130 <br /> Xylenes ND 30 957 91 3 463 953 96 0 697 70 130 <br />' %SS 981 100 102 101 0 462 lot 104 ! 235 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 /> 10 <br /> I <br /> 1 <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),RPD=100*(MS—MSD)1(MS+MSD)'2 <br /> MS and 1 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 /> I #cluttered chromatogram sample peak eoelutes 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 sod matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matnx or <br />' analyte content <br />