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1£D 2nd Avenue South ND7 Pacheco CA 94553-5560 <br /> WCalnphell Analytical Inc Telephone 925 798-1620 Fax 925 798 1622 <br /> h //www mcca belI c.om E-marl matngmccampbell cam <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> 1 <br /> Matrix W WorkOrder 0309438 <br /> ' EPA Method SW80218/8015Cm Extraction SW5030Bff SatchlD 8677 Spiked Sample ID 0309433-005A <br /> Sample Spiked MS- MSD" MS-MSD' LCS LCSD LCS-LCSD Acceptance Criteria(%} <br /> ' pg/L pg/L % Rec % Rec %RPD % Rec %Rec %RPD Low High <br /> TPH(btex)E ND 60 90 5 895 116 92 942 239 70 130 <br /> MTBE ND 10 922 112 190 942 96 1 92 70 130 <br /> ' Benzene ND t0 109 113 305 102 105 22 0 70 130 <br /> Toluene ND 10 1.10 l 11 0 693 103 105 149 70 130 <br /> ' Ethylbenzene ND 10 113 111 152 106 107 l 14 70 130 <br /> Xylenes ND 30 113 113 0 110 110 0 70 130 <br /> %SS 107 100 114 112 227 108 108 0 70 130 <br /> All target compounds in the Method Blank of this extraction batch were ND less than the method R1.with the following exceptions <br /> NONE <br /> 1 <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)I(Amount Spiked) RPD=100"(MS—MSD)I(MS+MSD)`2 <br /> MS and I or MSB spike recovenes 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 spec4G sample matnx interferes with spike recovery <br /> £TPH(btex)=sum of 13TEX areas from the FID <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 matnx or <br /> analyte content <br />