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ITIVEw" POS <br /> 781 East Washington Blvd., Los Angeles, CA 90021 <br /> LAB SERVICE [213] 745-5312 FAX(213) 745-6372 <br /> Certificate of Analysis Page 11 of 21 <br /> File#:73101 <br /> Smith Emery Company GeoService [SF] Report Date: 04/18/19 <br /> 1940 Oakdale Avenue Submitted: 04/11/19 <br /> San Francisco,CA 94124 PLS Report No.: 1904116 <br /> Attn: Mr. Patrick Morrison Phone: (800) 675-8886 FAX:(415) 642-7055 <br /> Project: Seton Pacific RWC-MUUD-PHASE 1/71519-3 <br /> Quality Control Data <br /> Spike Source. %RSC �RPD . <br /> Analyte Result_ Units Level Result %REG Limits RPD Limit. " Qualifier <br /> Batch 613913.17 EPA B030W <br /> 11 L-Z <br /> sec-Butylbenzene ND 0.00400 mg/kg <br /> 1,3-Dichlorobenzene No 0.00400 mg/kg <br /> 4-Isopropyltoluene No 0.00400 mg/kg <br /> 1,4-Dichlorobenzene No 0.00400 mg/kg <br /> 1,2-Dichlorobenzene No 0.00400 mg/kg <br /> n-Butylbenzene No 0.00400 mg/kg <br /> 1 2-Dibromo-3-chloropropane(DBCP) ND 0.00400 mg/kg <br /> 1,2,4-Trichlorobenzene ND 0.00400 mg/kg <br /> Hexachlorobutadiene ND 0.00400 mg/kg <br /> Naphthalene No 0.00400 mg/kg <br /> 1,2,3-Trichlorobenzene No 0.00400 mg/kg <br /> Surrogate:Dlbromofluoromethane 0.0156 mg/kg 0.01500 104 70-138 <br /> Surrogate:Toluene-d8 aoi54 mg/kg 0.01500 103 80-121 <br /> Surrogate.4-Bromofluorobenzene 0.0145 mg/kg 0.01500 96.7 70-122 <br /> LCS Prepared&Analyzed:04/11/19 <br /> 1,1-Dichloroethene 0.0233 0.00400 mg/kg 0.02000 117 63-137 <br /> Methyl tert-butyl ether(MTBE) 0.0207 0.00400 mg/kg 0.02000 104 70-127 <br /> Benzene 0.0212 0.00200 mg/kg 0.02000 106 71-120 <br /> Trichloroethene(TCE) 0.0207 0.00400 mg/kg 0.02000 103 72-120 <br /> Toluene 0.0202 0.00200 mg/kg 0.02000 101 66-122 <br /> Chlorobenzene 0.0201 0.00400 mg/kg 0.02000 100 72-120 <br /> Surrogate:Dlbromofluoromethane 0.0159 mg/kg 0.01500 106 80-120 <br /> Surrogate:Toluene-d8 0.0152 mg/kg 0.01500 101 80-120 <br /> Surrogate:4-Bromofluorobenzene 0.0148 mg/kg 0.01500 98.5 80-120 <br /> LCS Prepared&Analyzed:04/11/19 <br /> Gasoline 0.935 0.500 mg/kg 0.9096 103 62-144 <br /> Surrogate:Dfbromofluoromethane 0.0153 mg/kg 0.01500 102 80-120 <br /> Surrogate:Toluene-d8 0.0151 mg/kg 0.01500 101 80-120 <br /> Surrogate:4-Bromofluorobenzene 0.0141 mg/kg 0.01500 93.8 80-120 <br /> Matrix Spike Source:1904125-02 Prepared&Analyzed:04/11/19 <br /> 1,1-Dichloroethene 0.0217 0.00400 mg/kg 0.02000 ND 108 61-136 <br /> Benzene 0.0202 0.00200 mg/kg 0.02000 ND 101 65-123 <br /> Trichloroethene(TCE) 0.0197 0.00400 mg/kg 0.02000 ND 98.7 65-120 <br /> Toluene 0.0196 0.00200 mg/kg 0.02000 No 97.9 59-120 <br /> Chlorobenzene 0.0193 0.00400 mg/kg 0.02000 No 96.6 56-123 <br /> Surrogate:Dibromofluoromethane 0.0160 mg/kg 0.01500 107 80-126 <br /> Surrogate:Toluene-d8 0.0154 mg/kg 0.01500 103 80-120 <br /> Surrogate:4-Bromofluorobenzene 0.0153 mg/kg 0.01500 102 80-120 <br /> i <br />