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L,---Torrent <br /> LABORATORY. INC. <br /> LCS/LCSD Summary Report <br /> Raw values are used in quality control assessment. <br /> Work Order: 2510096 Prep Method: 3546_TPH Prep Date: 10/10/25 Prep Batch: 1175019 <br /> Matrix: Soil Analytical SW8015B Analyzed Date: 10/10/2025 Analytical 497685 <br /> Method: Batch: <br /> Units: mg/Kg <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 as Diesel 0.66 2.0 ND 25.0 92.0 88.2 3.99 52-115 30 <br /> Pentacosane(S) 200 101 87.0 45-130 <br /> Work Order: 2510096 Prep Method: 5035 Prep Date: 10/09/25 Prep Batch: 1175053 <br /> Matrix: Soil Analytical SW8260B Analyzed Date: 10/9/2025 Analytical 497630 <br /> Method: Batch: <br /> Units: ug/Kg <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 2.0 10 ND 50.0 90.9 110 19.3 53.7-139 30 <br /> Benzene 2.2 10 ND 50.0 98.5 115 15.4 66.5-135 30 <br /> Trichloroethene 1.8 10 ND 50.0 97.9 114 15.3 57.5-150 30 <br /> Toluene 1.8 10 ND 50.0 94.6 112 16.7 56.8-134 30 <br /> Chlorobenzene 1.8 10 ND 50.0 97.3 115 16.7 57.4-134 30 <br /> (S)Dibromofluoromethane 50.0 99.3 119 59.8-148 <br /> (S)Toluene-d8 50.0 100 119 55.2-133 <br /> (S)4-Bromofluorobenzene 50.0 98.9 118 55.8-141 <br /> Work Order: 2510096 Prep Method: 5035GRO Prep Date: 10/09/25 Prep Batch: 1175054 <br /> Matrix: Soil Analytical SW8260B(TPH) Analyzed Date: 10/9/2025 Analytical 497630 <br /> Method: Batch: <br /> Units: ug/Kg <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 as Gasoline 43 100 ND 1000 117 105 10.8 48.2-132 30 <br /> (S)4-Bromofluorobenzene 50 93.5 109 43.9-127 <br /> Work Order: 2510096 Prep Method: 602OS-P Prep Date: 10/11/25 Prep Batch: 1175097 <br /> Matrix: Soil Analytical SW6020B Analyzed Date: 10/11/2025 Analytical 497692 <br /> Method: Batch: <br /> Units: mg/Kg <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 /> Lead 0.054 1.0 ND 25 94.8 97.6 2.91 80-120 30 <br /> 483 Sinclair Frontage 19d_,Milpitas,CA 95035 I rat:408.263.5258 1 fax,408.263.8293 I www-torrentlab_com <br /> Total Page Count: 48 Page 42 of 48 <br />