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LTorrent <br />LA8011.A1ORY INC <br />LCS/LCSD Summary Report <br />Raw values are used in quality control assessment. <br />Work Order: 1811156 <br /> <br />Prep Method: T015-P <br />Prep Date: 11/27/18 Prep Batch: 1109501 <br />Matrix: Air Analytical ET015 <br /> Analyzed Date: 11/28/2018 Analytical 435847 <br />Method: Batch: <br />Units: ppbv <br />Method Spike LCS % LCSD % LCSILCSD % <br />Parameters MDL PQL Blank Conc. Recovery Recovery % RPD Recovery % RPD Lab <br />Conc. Limits Limits Qualifier <br />1,1-Dichloroethene 0.21 0.50 ND 8.00 103 104 0.844 65- 135 30 <br />Benzene 0.14 0.50 ND 8.00 98.6 99.6 1.01 65- 135 30 <br />Trichloroethylene 0.15 0.50 ND 8.00 98.2 99.3 1.01 65- 135 30 <br />Toluene 0.20 0.50 ND 8.00 99.1 99.6 0.503 65- 135 30 <br />Chlorobenzene 0.13 0.50 0.095 8.00 96.9 90.9 6.39 65- 135 30 <br />(S) 4-Bromofluorobenzene 20.0 104 102 50- 150 <br />Work Order: 1811156 <br /> Prep Method: TO15-GRO Prep Date: 11/27/18 Prep Batch: 1109510 <br />Matrix: Air Analytical ET015 <br /> Analyzed Date: 11/28/2018 Analytical 435847 <br />Method: Batch: <br />Units: ppbv <br />Method Spike LCS % LCSD % LCS/LCSD % <br />Parameters MDL PQL Blank Conc. Recovery Recovery % RPD Recovery % RPD Lab <br />Conc. Limits Limits Qualifier <br />TPH-Gasoline 11 <br />50 <br /> ND 500 <br /> 75.5 79.8 5.67 65 - 135 30 <br />Work Order: 1811156 <br /> Prep Method: T015-GRO Prep Date: 11/28/18 Prep Batch: 1109530 <br />Matrix: Air Analytical ET015 Analyzed Date: 11/29/2018 Analytical 435866 <br />Method: Batch: <br />Units: ppbv <br />Method Spike LCS % LCSD % LCS/LCSD % <br />Parameters MDL PQL Blank Conc. Recovery Recovery % RPD Recovery % RPD Lab <br />Conc. Limits Limits Qualifier <br />TPH-Gasoline 11 50 <br /> ND <br />500 <br /> 78.8 79.9 1.51 65 - 135 30 <br />Work Order: 1811156 <br /> Prep Method: T015-P Prep Date: 11/28/18 Prep Batch: 1109531 <br />Matrix: Air Analytical ET015 <br /> Analyzed Date: 11/28/2018 Analytical 435866 <br />Method: Batch: <br />Units: ppbv <br />Method Spike LCS % LCSD % LCS/LCSD % <br />Parameters MDL PQL Blank Conc. Recovery Recovery % RPD Recovery % RPD Lab <br />Conc. Limits Limits Qualifier <br />1,1-Dichloroethene 0.21 0.50 ND 8.00 106 101 5.20 65 - 135 30 <br />Benzene 0.14 0.50 ND 8.00 102 94.1 8.40 65- 135 30 <br />Trichloroethylene 0.15 0.50 ND 8.00 101 86.6 15.7 65- 135 30 <br />Toluene 0.20 0.50 ND 8.00 106 97.5 8.12 65 - 135 30 <br />Chlorobenzene 0.13 0.50 ND 8.00 106 80.5 27.0 65 - 135 30 <br />(S) 4-Bromofluorobenzene 20.0 94.3 105 50 - 150 <br />483 Sinclair Frontaga Rd., Milpitas. CA 95035 11,71: 408.263.5268 f.rax: 408.263.8293 1 N.A.-.A.,.....,torrantlab.corn <br />Total Page Count: 45 <br /> <br />Page 41 of 45