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' 110 2nd Avenue South #D7,Pacheco CA 94553-5560 <br /> McCampbell Analytical, Inc. Telephone 925.798.1620 Fax 925 798 1622 <br />' Website www mccainpbell com E mail mam aC3nrccampbell cam <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> Matrix W WorkOrder 0409235 <br />' EPA Method SW8021B/8015Cm Extraction SW5030B BatchlD 13172 Spiked Sample ID 0409250-002A <br /> Analyte Sample Spiked Ms. MSD' MS-MSD` LCS LCSD LOS-LCSD Acceptance Criteria{%) <br />' pg/L lig/L %Rec %Rec %RPD %Rec %Rec % RPD Low High <br /> TPH(btex)£ ND 60 97 8 83 164 100 84 1 17 5 70 130 <br /> M fSP ND 10 100 829 187 97 102 490 70 130 <br />' BLDzene ND 10 90 9 91 0 129 94 8 94 0 878 70 130 <br /> 7 oluene ND 10 94 1 908 3 53 89-5 87 9 1 81 70 130 <br />' Ethylbenzene ND 10 93 5 93 3 0 254 96 1 95 2 0 871 70 130 <br /> Xylenes ND 30 947 94 3 0 353 863 86 0 387 70 130 <br /> %SS 83 6 t0 102 99 2 19 967 98 5 1 80 70 I 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 /> I 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)/((MS+MSD)12) <br /> MS 1 MSD spike recoveries and/or%RPD may fall outside of laboratory acceptance critena due to one or more of the following reasons a)the sample is <br /> inhomogenous AND contains significant concentrations of analyte relative to the amount spiked or b)the spiked sample s matrix interferes with the spike recovery <br /> £TPH(btex)=sum of BTEX areas from the FID <br /> #cluttered chromatogram sample peak coelutes with surrogate peak <br /> NIA=not applicable or 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 di used due to high matnx or <br /> analyte content <br /> DHS Certification No 1644 <br /> QA/QC Officer <br />