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I 10 2nd Avenue South,4D7 Pacheco CA 94553 5560 <br /> McCampbell Analytical, Inc. Telephone 925 798 1620 Fax 925-798-1622 <br /> Website www mccampbell cum E marl mam@mccampbell com <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> W 0 Sample Matrix Soil QC Matrix Sol( WorkOrder 0411096 <br /> EPA Method SW8021B/8015Cm Extraction SW5030B BatchlD 13841 Spiked Sample ID 0411089-009A <br /> Analyte Sample Spiked MS* MSD* MS-MSD* LOS LCSD ILCS-LCSD Acceptance Criteria(%) <br /> mg/Kg mg/Kg % Rec % Rec %RPD %Rec % Rec %RPD MS/MSD �LCS!LCSD <br /> I PH(btex)E ND 060 954 101 621 968 100 371 70-130 70-130 <br /> MTBE ND 0 10 93 6 963 277 102 107 393 70- 130 70 130 <br /> BC117ene ND 0 l0 93 102 930 998 107 670 70- 130 70-130 <br /> Tniucnc ND 0 10 77 8 85 1 896 81 l 88 820 70- 130 70-130 <br /> Ethylbenzene ND� 0 10 96 104 8 10 972 106 866 70- 130 70 t�0� <br /> \ylcnes ND 030 86 91 3 602 863 95 7 10 3 70- 130 70-130 <br /> %SS 93 0 10 94 107 131 104 104 0 70- ]30 I 70-130 <br /> All target compounds in the Method Blank of this extraction Latch were ND less than the method RL with the followmg exceptions <br /> NONE <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate L.CS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> Deviation <br /> I <br /> %Recovery=100*(MS Sample)/(Amount Spiked) RPD=100*(MS- MSD)1((MS+MSD)/2) <br /> MS 1 MSD spike recoveries and 1 or%RPD may fall outside of laboratory acceptance criteria due to one or more of the following reasons a)the sample is <br /> mhomogenous AND contains significant concentrations of analyte relative to the amount spiked or b)the spiked sample s matnx interferes with the spike recovery <br /> £TPH(btex)=sum of BTEX areas from the 51D <br /> #cluttered chromatogram sample peak coelutes 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 soil matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or <br /> anal a content <br /> DHS Certification No 1644 QA/QC Officer <br />