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5 <br /> Q 110 2nd Avenue South,#D7 Pacheco,CA 94553 5560 <br /> L6/fiV�� McCampbell Analytical, Inc. Telephone 925-796-1620 Fax 925-798-1622 <br /> Website www mccampbell corn E-mail main®mccarripbell corn <br /> . QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> W O Sample Matrix Air QC Matrix Water WorkOrder 0509226 <br /> EPA Method SW80211318015Crn Extraction SW5030B BatchlD 17960 Spiked Sample ID 0509225-010A <br /> Analyte Sample Spiked MS MSD MS-MSDF% Rec <br /> S LCSD LCS-LCSD Acceptance Criteria(%) <br /> pg/L pg/L %Rec %Rec %RPD %Rec %RPD MS 1 MSD LCSILCSD <br /> TPH(btex)£ ND 60 104 105 163 8 107 0 471 70-130 70-130 <br /> MTBE ND 10 933 894 435 91 9 966 497 70-130 70-130 <br /> Benzene ND 10 935 942 0 828 936 945 0 994 70-130 70-130 <br /> Toluene ND 10 926 949 243 946 939 0 752 70- 130 70-130 <br /> Ethylbenzene ND 10 959 946 1 32 95 95 8 0 866 70- 130 70- 130 <br /> Xylenes ND 30 993 95 446 953 957 0 349 70-130 70- 130 <br /> %SS 92 10 95 98 273 98 98 0 70-1-30 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 /> BATCH 17960,5UfAMARY <br /> Sample ID Date Sampled Date Extracted Date Analyzed Sample ID Date Sampled Date Extracted Date Analyzed <br /> Aft0509226-001A 9/09/05 5 25 PM 9/10/05 9110/05 10 22 AM <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate,LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate,RPD=Relative Percent Deviation <br /> %Recovery=1GO*(MS-Sample)/(Amount Spiked) RPD=100'(MS- MSD)1((MS+MSD)12) <br /> MS 1 MSD spike recoveries and 1 or%RPD may fall outside of laboratory acceptance cntena due to one or more of the fallowing reasons a)the sample is inhomogenous AND <br /> contains significant concentrations of analyte relative to the amount spiked or b)the spiked sample's matrix Interferes with the spike recovery <br /> £TPW(btex)=sum of BTEX areas from the FID <br /> #cluttered chromatogram sample peak coelutes with surrogate peak <br /> /A=not enough sample to perform matrix spike and matrix spike duplicate <br /> NR=analyte concentration in sample exceeds spike amount for sad matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or analyle content <br /> DHS Certification No 1644 QA/QC Officer <br />