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McCampbell Analytical Inc [!0 2nd Avenue South,-16 Pacheco,25 98-16 5560 <br /> Telephone 925-798-1620 Fax 925 748-1622 <br />' http//www mcc2xMbell coin E mad Imm@rriccampbell.corn <br /> • QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> Matrix W WorkOrder 0307491 <br /> EPA Method SW8021B/8015Cm Extraction SW5030B BatchlD 8001 Spiked Sample ID 0307491-002A <br /> Sample Spiked MS* MSD* MS-MSD* LCS LCS() 'LCS-LCSD Acceptance Criteria(%} <br /> pg/L pg/L % Rec %Rea % RPD %Rec %Rec %RPD Low High <br /> TPH(btex) ND 60 934 937 0 319 107 111 387 70 130 <br />' MTBE ND 10 116 106 942 102 107 424 70l 130 <br /> Benzene ND 10 994 909 894 947 983 372 70 130 <br /> Toluene ND t0 101 925 9 17 878 929 556 70 130 <br />' Ethylbenzene ND 10 104 947 8 95 952 986 348 70 130 <br /> Xylenes ND 30 107 957 109 90 907 0 738 70 I30 <br />' %SS 102 i 100 999 996 0 283 995 101 144 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 /> I <br /> I <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate,RPD=Relative Percent <br /> F Deviation <br /> I %Recovery=100*(MS-Sample)I(Amount Spiked) RPD=100*(MS—MSD)I(MS+MSD)*2 <br /> *MS and/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 matnx interferes with spike recovery <br /> £TPH(btex)=sum of BTEX areas from the FID <br /> . #Guttered chromatogram sample peak coelutes with surrogate peak <br /> N/A=not enough sample to perform matrix spike and matrix spike duplicate <br /> lNR=analyte concentrabon in sample exceeds spike amount for soil matrix or exceeds 2t spike amount for water matrix or sample diluted due to high matrix or <br /> analyte content <br />