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ow Pasi; <br /> McCampbell Analytical, Inc. 574 Wil1phone: 877)25 -9262&`" (925)257-1 <br /> Toll Free Telephone:(877)252-9262/Fax:(925)252-9269 <br /> "When Quality Counts" I http://www.mccampbell.com/E-mail:nein@mccarMbell.com <br /> Quality Control Report <br /> Client: Bruns&McDonnell WorkOrder: 1801090 <br /> Date Prepared: 1/5/18 BatchID: 151231 <br /> Date Analyzed: 1/5/18 Extraction Method: E524.2 <br /> Instrument: GC18 Analytical Method: E524.2 <br /> Matrix: Water Unit: pg/L <br /> Project: Blue Rhino Lathrop Sample ID: MB/LCS/LCSD-151231 <br /> QC Summary Report for E524.2 <br /> Analyte LCS LCSD SPK LCS LCSD LCS/LCSD RPD RPD <br /> Result Result Val %REC %REC Limits Limit <br /> trans-1,3-Dichloropropene 9.77 10.6 10 98 106 70-130 8.24 20 <br /> Diisopropyl ether(DIPE) 10.3 11.2 10 103 112 70-130 8.05 20 <br /> Ethylbenzene 8.98 9.72 10 90 97 70-130 7.89 20 <br /> Ethyl tert-butyl ether(ETRE) 10.5 11.3 10 105 113 70-130 7.72 20 <br /> Freon 113 9.09 9.88 10 91 99 70-130 8.33 20 <br /> Hexachlorobutadiene 9.14 9.56 10 91 96 70-130 4.50 20 <br /> 2-Hexanone 9.31 9.59 10 93 96 70-130 3.02 20 <br /> Isopropylbenzene 9.52 10.2 10 95 101 70-130 6.36 20 <br /> 4-Isopropyl toluene 9.46 9.98 10 95 100 70-130 5.34 20 <br /> Methyl-t-butyl ether(MTBE) 10.4 11.3 10 104 113 70-130 7.76 20 <br /> Methylene chloride 9.11 9.89 10 91 99 70-130 8.23 20 <br /> 4-Methyl-2-pentanone(MIBK) 8.86 9.71 10 89 97 70-130 9.11 20 <br /> Naphthalene 9.38 9.43 10 94 94 70-130 0 20 <br /> n-Propyl benzene 9.07 9.64 10 91 96 70-130 6.11 20 <br /> Styrene 9.05 9.85 10 91 98 70-130 8.41 20 <br /> 1,1,1,2-Tetrachloroethane 9.62 10.4 10 96 104 70-130 7.40 20 <br /> 1,1,2,2-Tetrachloroethane 8.82 9.33 10 88 93 70-130 5.58 20 <br /> Tetrachloroethene 8.54 9.22 10 85 92 70-130 7.60 20 <br /> Toluene 8.52 9.16 10 85 92 70-130 7.29 20 <br /> 1,2,3-Trichlorobenzene 9.29 9.50 10 93 95 70-130 2.31 20 <br /> 1,2,4-Trichlorobenzene 9.20 9.62 10 92 96 70-130 4.46 20 <br /> 1,1,1-Trichloroethane 9.55 10.4 10 95 104 70-130 8.62 20 <br /> 1,1,2-Trichloroethane 9.05 9.79 10 90 98 70-130 7.94 20 <br /> Trichlaroethene 9.47 10.3 10 95 103 70-130 8.13 20 <br /> Trichlorofluoromethane 9.36 10.2 10 94 102 70-130 8.76 20 <br /> 1,2,3-Trichloropropane 9.46 9.95 10 95 99 70-130 5.05 20 <br /> 1,2,4-Trimethylbenzene 9.56 9.98 10 96 100 70-130 4.33 20 <br /> 1,3,5-Trimethylbenzene 9.53 10.0 10 95 100 70-130 4.80 20 <br /> Vinyl chloride 9.96 10.8 10 100 108 70-130 8.14 20 <br /> Xylenes,Total 27.6 30.0 30 92 100 70-130 8.45 20 <br /> Surrogate Recovery <br /> Dibromofluoromethane 28.7 29.2 25 115 117 70-130 1.80 20 <br /> Toluene-d8 25.7 25.6 25 103 102 70-130 0.207 20 <br /> 4-BFB 2.63 2.61 2.5 105 104 70-130 0.691 20 <br /> CA ELAP 1644 <br /> Page 7 of 11 <br />