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eurofins <br /> Lancaster Analysis Report <br /> Laboratories <br /> 2425 New Holland Pike,PO Box 12425,Lancaster,PA 17605-2425•717-656-2300 Fax:717-656-2681•www.lancasterlabs.com <br /> Page 2 of 3 <br /> Quality Control Summary <br /> Client Name: Chevron Environmental Mgmt Co Group Number: 1355270 <br /> Reported: 12/21/12 at 01:34 PM <br /> Sample Matrix Quality Control <br /> Unspiked (UNSPK) = the sample used in conjunction with the matrix spike <br /> Background (BKG) = the sample used in conjunction with the duplicate <br /> MS MSD MS/MSD RPD BKG DUP DUP Dup RPD <br /> Analysis Name `&REC RBC Limits RPD MAX Conc Conc RPD Max <br /> Xylene (Total) 80 72 44-136 11 30 <br /> Batch number: 12350SLA026 Sample number(s) : 6889758-6889760 UNSPK: P888063 <br /> Acenaphthene 81 89 37-136 9 30 <br /> Acenaphthylene 81 91 29-133 11 30 <br /> Anthracene 77 85 73-115 9 30 <br /> Benzo(a)anthracene 89 95 32-135 7 30 <br /> Benzo(a)pyrene 82 89 33-145 8 30 <br /> Benzo(b)fluoranthene 85 90 26-142 7 30 <br /> Benzo(g,h,i)perylene 79 83 33-141 6 30 <br /> Benzo W fluoranthene 82 89 49-145 7 30 <br /> Chrysene 83 89 23-138 8 30 <br /> Dibenz(a,h)anthracene 81 87 29-138 7 30 <br /> Fluoranthene 67 75 47-135 12 30 <br /> Fluorene 86 101 35-140 17 30 <br /> Indeno(1,2,3-cd)pyrene 80 85 25-136 7 30 <br /> 1-Methylnaphthalene 81 85 25-142 4 30 <br /> 2-Methylnaphthalene 87 91 28-144 5 30 <br /> Naphthalene 74 79 31-148 6 30 <br /> Phenanthrene 71 79 62-122 10 30 <br /> Pyrene 85 94 51-131 9 30 <br /> Batch number: 123490010A Sample number(s) : 6889758-6889760 UNSPK: P893526 <br /> Total TPH -1240 -3771 31-131 18 20 <br /> (2) (2) <br /> Surrogate Quality Control <br /> Surrogate recoveries which are outside of the QC window are confirmed <br /> unless attributed to dilution or otherwise noted on the Analysis Report. <br /> Analysis Name: 8260 Ext- Soil Master w/GRO <br /> Batch number: B123491AA <br /> Dibromofluoromethane 1,2-Di ch loroeth an e-d4 Toluene-d8 4-Bromofluorobenzene <br /> 6889758 108 99 97 85 <br /> 6889759 111 103 95 86 <br /> 6889760 111 106 95 90 <br /> Blank 107 96 97 88 <br /> LCS 102 96 101 102 <br /> MS 106 101 102 101 <br /> MSD 105 100 100 100 <br /> Limits: 50-141 54-135 52-141 50-131 <br /> Analysis Name: SIM PAH 8270 (microwave) <br /> Batch number: 12350SLA026 <br /> Fluoranthene-d10 Benzo(a)pyrene-d12 1-Methylnaphthalene- <br /> d10 <br /> *-Outside of specification <br /> **-This limit was used in the evaluation of the final result for the blank <br /> (1)The result for one or both determinations was less than five times the LOQ. <br /> (2)The unspiked result was more than four times the spike added. <br /> Page 10 of 13 <br />