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110 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> McCampbell Analytical, Inc. Telephone:925-798-1620 Fax:925-798-1622 <br /> Website:www.mccampbell.com E-mail:main@mccampbell.com <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> W.O.Sample Matrix: Water .QC Matrix: Water WorkOrder: 0605317 <br /> EPA Method: SW8021B/8015Cm Extraction: SW5030B BatchlD:21701 Spiked Sample ID: 0605317-004A <br /> Analyte Sample Spiked MS MSD MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Ng/L Ng/L %Rec. %Rec. %RPD %Rec. %Rec. %RPD MS/MSD LCS/LCSD <br /> TPH(btex)£ ND 60 103 104 0.831 100 103 '2.57 70- 130 70-130 <br /> MTBE ND 10 105 109 3.89 105 103 2.09 70-130 70-130 <br /> Benzene ND 10 101 103 1.54 103 98.9 3.69 70-130 70-130 <br /> Toluene ND 10 101 100 0.886 102 98 3.97 70-130 70-130 <br /> ` Ethylbenzene ND 10 100 102 1.79 .101 100 0.618 70-130 70-130 <br /> Xylenes ND 30 95.3 99.3 4.11 1 95 98.7 3.79 1 70-130 70-130 <br /> %SS: 104 10 104 106 1.34 104 103 1.46 1 70- 130 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 21701 SUMMARY <br /> Sample ID Date Sampled Date Extracted Date Analyzed Sample ID Date Sampled Date Extracted Date Analyzed <br /> 0605317-OOIA 5/15/06 11:20 AM 5/17/06 5/17/06 4:45 AM 0605317-002A 5/15/06 10:55 AM 5/17/06 5/17/06 10:03 PM <br /> 0605317-003A 5/15/06 9:32 AM 5/17/06 5/17/06 5:15 AM 0605317-004A 5/15/06 8:30 AM 5/17/06 5/17/06 5:45 AM <br /> 0605317-005A 5/15/06 10:10 AM 5/17/06 5/17/06 10:33 PM 0605317-006A 5/15/06 9:00 AM 5/17/06 5/17/06 8:13 AM <br /> MS=Matrix Spike;MSD=Matrix Spike Duplicate;LCS=Laboratory Control Sample;LCSD=Laboratory Control Sample Duplicate;RPD=Relative Percent Deviation. <br /> %Recovery=100'(MS-Sample)/(Amount Spiked);RPD=100'(MS- MSD)/((MS+MSD)/2). <br /> MS/MSD spike recoveries and/or%RPD may fall outside of laboratory acceptance criteria due to one or more of the following 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 /> £TPH(btex)=sum of BTEX areas from the FID. <br /> #cluttered chromatogram;sample peak coelutes with surrogate peak. <br /> N/A=not applicable or 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 matrix or analyte content. <br /> DHS Certification No. 1644 J2_ QA/QC Officer <br />