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L-�T rr nt <br /> LABORATORY, INC. <br /> LCS/LCSD Summary Report <br /> Raw values are used in quality control assessment. <br /> Work Order: 2412065 Prep Method: T015-P Prep Date: 12/11/24 Prep Batch: 1166460 <br /> Matrix: Air Analytical T015 Analyzed Date: 12/11/2024 Analytical 489488 <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 8.00 101 95.8 4.83 65-135 30 <br /> Benzene 0.14 0.50 ND 8.00 86.5 84.3 2.64 65-135 30 <br /> Trichloroethylene 0.15 0.50 ND 8.00 82.1 85.5 4.03 65-135 30 <br /> Toluene 0.20 0.50 ND 8.00 85.3 85.6 0.293 65-135 30 <br /> Chlorobenzene 0.13 0.50 ND 8.00 89.3 92.2 3.17 65-135 30 <br /> (S)4-Bromofluorobenzene 20.0 103 102 50-150 <br /> Work Order: 2412065 Prep Method: FG-P Prep Date: 12/12/24 Prep Batch: 1166471 <br /> Matrix: Air Analytical D1946 Analyzed Date: 12/12/2024 Analytical 489501 <br /> Method: Batch: <br /> Units: ppmv <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 /> Helium 110 100 ND 5000 88.8 81.0 9.19 65-135 30 <br /> 483 Sinclair Frontage Rd_. Mil peters, CA 95035 Teri:40g.263.5255 I flax:40g.263.8293 I ww4v_to rrant3aG_co n� <br /> Total Page Count: 23 Page 19 of 23 <br />