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1102nd Avenue South #ill Pacheco CA 94553-5560 <br /> F4 <br /> McCampbell Analytical, Inc Telephone 925-798-1620 Fax 925 798-1622 <br /> h /lwww mccamphell co,m E mail main@mccamphdi corn <br /> QC SUMMARY REPORT FOR SW8021B/801SCm <br /> Matnx A WorkOrder 0401328 <br /> EPA Method SW8021BI8015Cm Extraction SW5030B BatchlD 10121 Spiked Sample ID NIA <br /> Sample Spiked MS' MSD` MS-MSD" LCS LCSD ILCS-LCSD Acceptance Criteria(%) <br /> liglL pglL %Rec % Rec % RPD %Rec %u Rec %RPD Low High <br /> TPH(btex)£ NIA b0 NIA NIA NIA 882 894 134 70 130 <br /> MTBE NIA 10 NIA NIA N/A 957 99 1 343 70 130 <br /> Benzene NIA 10 NIA NIA NIA 97 100 306 70 130 <br /> Toluene NIA 10 NIA NIA NIA 99 9 103 290 70 130 <br /> Ethylbenzene N/A 10 NIA NIA NIA 103 106 277 70 130 <br /> Xylenes NIA 30 NIA N/A N/A 107 107 0 70 130 <br /> %SS NIA 10 NIA NIA NIA 108 110 105 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 RPO=Relative Percent <br /> Deviation <br /> %Recovery=100'(MS-Sample)I(Amount Spiked) RPD=100'(MS- MSD)I((MS+MSD)12) <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 /> E TPH(btex)=sum of BTEX areas from the FID <br /> #cluttered chromatogram sample peak coelutes with surrogate peak <br /> NIA=not enough sample to perform matnx 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 /> DHS Certification No 1644 IL QA/QC Officer <br />