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F4 110 2nd Avenue South,#D7,Pacheco,CA 94553 5560 <br /> McCampbell Analytical, Inc. Telephone 925 798-1620 1-ax 925 798-1622 <br /> Website www mccampbetl com E-m3if main@mccampbell com <br /> i <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> Matrix W WorkOrder 0406263 <br /> E=PA method SW8021 B/8015Cm Extraction SW5030B BatchlD 14966 Spiked Sample ID 0406263-004A <br /> Sample Spiked IVIS' MSD' MS-MSD' �%. <br /> CS LCSD LCS-LCSD Acceptance Criteria{%) <br /> lt9/L f�9/L % Rec %Rec+-/.RPD Rec %Rec % RPD Low High <br /> TPH(btex)£ ND 60 944 966 237 979 962 1 76 70 130 <br /> MTBE ND 10 111 104 701 112 112 0 70 130 <br /> Benzene ND 10 114 112 184 110 109 123 70 130 <br /> Toluene ND 10 110 106 350 107 102 475 70 1 130 <br /> Ethylbenzene ND t0 111 109 116 107 107 0 70 130 <br /> Xylenes ND 30 96 957 0 348 95 917 357 70 _130 <br /> %SS 101 10 108 107 15f lOb 105 I 1 47 70 130 <br /> All target compounds in the Zvlethod 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)/(Amount Spiked) RPD=100'(MS- MSD)I((MS+MSD)12) <br /> 'MS and I 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 speciFlc sample matrix interferes with spike recovery <br /> £TPH(btex)=sum of STEX 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 far sod matrix er exceeds 2x spike amount far water matrix ar sample diluted due to high matrix or <br /> aria content <br /> DHS Certification No 1644 QA/QC Officer <br />