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�1 1 <br /> Certificate of Analysis <br /> Geocon Consultants,Inc. Project Number: LINDEN UST,S9800-01-04 <br /> 3160 Gold Valley Drive,Suite 800 Report To: John Juhrend <br /> Rancho Cordova,CA 95742 Reported: 11/26/2013 <br /> Semivolatile Organic Compounds by EPA 8270C-Quality Control(cont'd) <br /> Result PQL Spike Source %Rec RPD <br /> Analyte (ug/kg) (ug/kg) Level Result %Rec Limits RPD Limit Notes <br /> Batch B3K0442-MSSEMI(continued) <br /> Matrix Spike Dup(B3K0442-MSD1) Source:1303643-02 Prepared:11/22/2013 Analyzed: 11/22/2013 <br /> 1,2,4-Trichlorobenzene 3051.00 330 3333.33 ND 91.5 52-111 5.07 20 <br /> 1,4-Dichlorobenzene 2871.00 330 3333.33 ND 86.1 47-101 5.74 20 <br /> 2,4-Dinitrotoluene 3946.00 330 3333.33 ND 118 66-134 5.91 20 <br /> 2-Chlorophenol 3139.67 330 3333.33 ND 94.2 55-107 4.62 20 <br /> 4-Chloro-3-methylphenol 3718.33 660 3333.33 ND 112 64-129 4.19 20 <br /> 4-Nitrophenol 4013.33 330 3333.33 ND 120 56-144 6.72 20 <br /> Acenaphthene 3642.00 330 3333.33 ND 109 63-121 5.77 20 <br /> N-Nitroso-di-n propylamine 3132.33 330 3333.33 ND 94.0 45-123 6.21 20 <br /> Pentachlorophenol 4069.67 1600 3333.33 ND 122 51-144 6.21 20 <br /> Phenol 3271.67 330 3333.33 ND 98.2 50-116 6.24 20 <br /> Pyrene 3760.00 330 3333.33 ND 113 65-127 6.84 20 <br /> Surrogate:1,2-Dichlorobenzene-d4 2797 3333.33 83.9 48-113 <br /> Surrogate:1.4,6-Tribromophenol 3383 3333.33 101 14-162 <br /> Surrogate:2-Chlorophenol-d4 1885 3333.33 86.6 40-117 <br /> Surrogate:2-Fluorobiphenyl 3124 3333.33 93.7 52-126 <br /> Surrogate:2-Fluorophenol 2827 3333.33 84.8 26-124 <br /> Surrogate:4-Terphenybd14 3345 3333.33 100 36-163 <br /> Surrogate:Nitrobenzene-d5 3005 3333.33 90.2 42-118 <br /> Surrogate:Phenol-d5 2951 3333.33 88.5 29-124 <br /> 777-1 <br /> 3275 Walnut Avenue,Signal Hill, CA 90755 •Tel.562-989-4045•Fax:562-989-4040 •www.atlglobal.com I Page 28 of 30 <br />