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l 10 2nd Avenue South 4D7 Pacheco CA 94553 5560 <br /> McCampbell Analytical, Inc. Telephone 925 796 1620 Fax 925 798 1622 <br /> LJA I Website www mccanipbell com E-marl mainQmccamphell com <br /> QC SUMMARY REPORT FOR SW8021B18015Cm <br /> W O Sample Matrix Water QC Matrix Water WorkOrder 0411153 <br /> EPA Method SW8021618015Cm Extraction SW5030B BatchlD 13898 Spiked Sample ID 0411142-012A <br /> Analyte Sample Spiked MS* MSD* MS-MSD* LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> pg/L pglL % Rec %Rec %RPD %Rec %Rec %RPC] MS 1 MSD LCS 1 LCSD <br /> TP11(btex)E ND 60 101 101 0 94 975 367 70- 130 70-130 <br /> MTBh NO l0 108 111 294 l 1 1 104 620 70- l30 70-130 <br /> Bcvzene ND 10 106 108 227 114 l 1 1� 302 70-`130 _ 70-130 <br /> I oluene ND 10 982 102 3 60 103 103 0 70- 130 70 130 <br /> 1-thylbenzene ND 10 102 105 248 105 103 1 45 70 130 70- !30 <br /> \ylcnes ND 30 91 91 7 0 730 907 907 0 70- 130 70- 130 <br /> %SS 108 10 1 OG t06 0 116 111 479 70- 130 1 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 /> 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)1(Amount Spiked) RPD=100*(MS- MSD)!((MS+MSD)12) <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 /> inhomogenous AND comamns significant concentrations of analyte relative to the amount spiked or b)the spiked sample s matrix interferes with the spike recovery <br /> £TPN(btex)=sum of BTEX areas from the FID <br /> 4 cluttered chromatogram sample peak coelutes with surrogate peak <br /> N/A=not applicable or not enough sample to perform matrix spike and matrix spike duplicate <br /> NR=analyte concontration rn sample exceeds spike amount for sod matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or <br /> analyte content <br /> DHS Certification No 1644 QA/QC Officer <br />