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i <br /> �; �i�ruanferra <br /> I <br /> I Environmental <br /> I Services <br /> DUPLICATE CONTROL SAMPLE REPORT <br /> Semivolatile Organics by GC/MS x <br /> Project: 092397 <br /> Category:g y: 8270-S Acid, Base and Neutrals by GC/MS. �i i- <br /> Testcode: 8270CPL-TCL-S I; Method: 8270 <br /> LMatrix: SOIL Concentration Units: ug/kg <br /> QC Lot: 26 MAR 97-IIA Analyzed Date: 28 MAR 97 -Time: 20:06 <br /> ---------Concentration-------- ' Accuiracy Precision <br /> LAnalyte Spiked -------Measured----- iIO (RPD <br /> ' DCS1 DCS2 DCS1 DCS2 Limits DCS Limit <br /> Phenol 2500 1940 1840 178 '. 74 40-119 5.3 17 <br /> 2-Chlorophenol 2500 1940 1920 � 78 77 39-119 1.0 18 <br /> 1,4-Dichlorobenzene 1660 1200 1180 1172 " 71 36-111 1.7 19 <br /> ' N-Nitroso-di- <br /> n-propylamine 1660 1260 1250 i76 75 35-117 0.80 17 <br /> { L 1,2,4- . <br /> ' Trichlorobenzene 1660 1270 1270 1!77 77 36-107 0.0 17 <br /> 4-Chloro-3- 11 <br /> J Lmethy7phenol 2500 1990 2050 180 82 41-122 3.5 13 <br /> Acenaphthene 1660 1330 1330 i�80 80 36-111 0.0 21 <br /> 2,4-Dinitrotoluene 1660 1370 1400 183 84 43-114 2.2 17 <br /> L4-Nitrophenol 2500 1670 1850 167 74 45=130 10 18 <br /> Pentachlorophenol 2500 1740 2070 170 83 39-119 17 26 j <br /> Pyrene 1660 1360 1450 1;82 87 35-142 6.4 15 <br /> L <br /> -------- ----- <br /> I -Concentration--- '' 1! <br /> Surrogate Spiked -------Measured----- I�Accuracy(ya) <br /> DCS1 DCS2 UCS1 DCS2 Limits <br /> LNitrobenzene-d5 50 41 40 �81 79 23=120 <br /> 2-Fluorobiphenyl 50 42 42 183 84 30-115 } <br /> Terphenyl-d14 50 44 46 ;88 ,: 92 18-137 1 <br /> Phenol-d5 75 60 59 :80 79 24-113 <br /> 2-Fluorophenol 75 63 60 1185 II 81 25-121 <br /> 2,4,6-Tribromopheno7 75 65 66 ,87 89 19-122 <br /> i <br /> it <br /> 3 <br /> Calculations are performed before rounding to avoid round-off errors in calculated results. <br /> �i <br />