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110 2nd Avenue South,#137,Pacheco,CA 94553-5560 <br /> ' McCampbell Analytical, Inc. Telephone:925-798-1620 Fax:925-798-1622 - <br /> y Website:www.mccampbe8.com E-mail:maio(amcanipbe0.com <br /> QC SUMMARY REPORT FOR SW8270D <br /> W.O.Sample Matrix: Soil QC Matrix: Soil WorkOrder: 0504252 <br /> EPA Method: SW82700 Extraction: SW3550C BatchlD: 15808 Spiked Sample ID: 0504138.00IA <br /> Analyte Sample Spiked MS MSD MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> ' mg/Kg mg/Kg %Rec. %Rec. %RPD %Rec. %Rec. %RPD MS/MSD LCS/LCSD <br /> Acenaphthene ND<0.66 2 86 85.7 0.3.49 81.3 80.7 0.691 30-130 30-130 <br /> 4-Chloro-3-methylphenol ND<0.66 4 96.6 93.7 3.08 87 85.7 1.51 _ 30-130 30-130 <br /> 2-Chlorophenol ND<0.66 4 102 100 1.34 95.8 94.7 1.20 30-130 30-130 <br /> 1,4-Dichlorobenzene ND<0.66 2 103 103 0 99.2 97.4 1.85 30-130 30-130 <br /> 2,4-Dinitrotoluene ND<0.66 2 85.3 85.3 0 85.2 87.7 2.87 30-130 30-130 <br /> 4-Nitrophenol ND<3.2 4 87.4 86.6 0.805 85.2 64.4 27.8 30-130 30-130 <br /> N-Nitrosodi-n-propylamine ND<0.66 2 95.4 93.2 2.38 91.3 94.8 3.81 30-130 30-130 <br /> ' Pentachlorophenol ND<3.2 4 96.1 90.8 5.76 80.8 81.2 0.469 30-130 30-130 <br /> Phenol ND<0.66 4 85.8 83.8 2.30 81.1 81.8 0.933 30-130 30-130 <br /> ' Pyrene ND<0.66 2 95.3 96.4 1.15 92.8 92.6 0.259 30-130 30-130 <br /> 1,2,4-Trichlorobenzene ND<0.66 2 111 110 1.68 104 104 0 30-130 30- 130 <br /> ' %SS 1: 99 200 112 ill 0.739 108 108 0 30-130 30-130 <br /> %SS2; 96 200 112 109 2.54 101 99 2.47 30-130 30-130 <br /> e/SS3: 99 200 117 117 0 110 112 1.87 30-130 30-130 <br /> ' %SS4: 104 200 115 115 0 102 103 1.01 30-130 30-130 <br /> %SS5: 81 200 107 107 0 98 98 0 30-130 30-130 <br /> ' %SS6: 103 200 116 117 1 1.09 113 111 1.51 30-130 30-130 <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 15808 SUMMARY <br /> Sample ID Date Sampled Date Extracted Date Analyzed Sample ID Date Sampled Date Extracted Date Analyzed <br /> 0504252-OOSA 4/14/05 l l 00 AM 4/15/05 4/16/05 1101 AM 0504252-018A 4/14/05 11:50 AM 4/15/05 4/16/05 12:21 PM� <br /> MS=Matrix Spike;MSD=MaNx Spike Duplicate;LCS=laboratory Control Sample;LCSD=Laboratory Control Sample Duplicate;RPD=Relative Percent Deviation. <br /> ' %Recovery=loo`(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 <br /> AND contains significant concentrations of analyte relative to the amount spiked,or b)the spiked sample's matrix interferes with the spike recovery. <br /> ' N/A=not enough sample to perform matrix spike and matrix spike duplicate. <br /> NR=analyte concentration in sample exceeds spike amount for sail matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or analyte <br /> content. <br /> ' 8=low or no recovery of surrogate or target analytes due to matrix interference. <br /> Laboratory extraction solvents such as methylene chloride and acetone may occasionally aepear in the method blank at low levels. <br /> DHS Certification No. 1644 *QA/QC Officer <br />