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A <br /> S <br /> QC Batch # 4319 Lab Project # 4040210 <br /> 1 <br /> Sample Result <br /> ID Compound Name (ug/kg) <br /> ' MB 1,1-dichloroethene ND <br /> MB benzene ND <br /> MB trichloroethene ND <br /> ' MB toluene ND <br /> MB chlorobenzene ND <br /> ' Surrogates Result(ug/kg) % Recovery T� Acceptance Range(%) <br /> ' dibromofluoromethane(20) 223 112 70-130 <br /> toluene-ds(20) 222 111 70-130 <br /> 4-bromofluorobenzene(20) 188 940 70-130 <br /> ' Sample Result Spike % <br /> ID Compound Name (ug/kg) Level Recv <br /> ' LCS 1,1-dlchloroethene 286 25 0 114 <br /> LCS benzene 271 250 108 <br /> LCS trichloroethene 238 250 952 <br /> LCS toluene 269 25 0 108 <br /> LCS chlorobenzene 233 25 0 938 <br /> Surrogates Result(ug/kg) % Recovery Acceptance Range{%} <br /> ' dibromofluoromethane(20) 230 115 70- 130 <br /> toluene-de(20) 229 115 70-130 <br /> 4-bromofluorobenzene(20) 190 950 70-130 <br /> t <br /> 1 <br /> ' Page 10 of 11 <br /> Lab Project# 4040210 CA Lab Accreditation 4 2303 <br />