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Alpha Scientific Corporation <br />Environmental Laboratories <br />16760 Gridley Road, Cerritos, CA 90703 Phone (562) 809-8880 Asc90703@gmail.com21 <br />09-21-2015 <br />EPA Method 8260B <br />Batch QA/QC Report <br />Client: Advanced GeoEnvironmental, Inc.Lab Job No.: AE509053 <br />Project: PNA SWIS <br />Matrix: Water Lab Sample I.D.: AE509054-10 <br />Batch No.: 0914-VOEW1 Date Analyzed: 09-14/15-2015 <br />I. MS/MSD Report <br />Unit: ppb <br />Analyte Sample <br />Conc. <br />Spike <br />Conc. <br />MS MSD MS <br />%Rec. <br />MSD <br />%Rec. <br />% RPD %RPD <br />Accept. <br />Limit <br />%Rec <br />Accept. <br />Limit <br />1,1- <br />Dichloroethene <br />ND 20 19.9 19.2 99.5 96.0 3.6 30 70-130 <br />Benzene ND 20 19.9 20.0 99.5 100.0 0.5 30 70-130 <br />Trichloro- <br />ethene <br />ND 20 23.5 23.1 117.5 115.5 1.7 30 70-130 <br />Toluene ND 20 18.6 18.4 93.0 92.0 1.1 30 70-130 <br />Chlorobenzene ND 20 21.0 21.3 105.0 106.5 1.4 30 70-130 <br />II. LCS Result <br />Unit: ppb <br />Analyte LCS Report Value True Value Rec.% <br />%Rec <br />Accept. Limit <br />1,1-Dichloroethene 17.3 20.0 86.5 80-120 <br />Benzene 19.0 20.0 95.0 80-120 <br />Trichloro-ethene 21.2 20.0 106.0 80-120 <br />Toluene 17.6 20.0 88.0 80-120 <br />Chlorobenzene 19.2 20.0 96.0 80-120 <br />ND: Not Detected