Laserfiche WebLink
CASTLE ANALYTICAL LABORATORY <br /> Environmental Testing Services 2333 Shuttle Drive, Atwater,CA 95301 Phone (209)384-2930 <br /> Certificate#2480 Fax (209)384-1507 <br /> Foothill Engineering Client Project ID Vogue Cleaners Method EPA 5030/8015M,8020 <br /> 8442 Story Ridge Way Reference Number 8664 Instrument ID Var-GC1 <br /> Antelope,CA 95843 Matrix Sod Extracted 10-25-05 <br /> Attn Mike Vlach Analyst Clan Cone Analyzed 10-25-05 <br /> Reported 11-03-05 <br /> QUALITY CONTROL DATA REPORT <br /> ANALYTE Gasoline MTBE Benzene Toluene Ethyl Benzene Total Xylenes <br /> Spike Concentration 220 45 2 272 153 368 178 <br /> Units mgtk9 <br /> ug/kg ug/kg ug/kg ug/kg ug/k9 <br /> LCS Batch# VS-0255 VS-0255 VS-0255 VS-0255 VS-0255 VS-0255 <br /> LCS %Recovery 863% 905% 985% 926% 910% 922% <br /> Surrogate Recovery 949% 947% 947% 947% 947% 947% <br /> Control Limits 70-130% 70-130% 70-130% 70-130% 70-130% 70-130% <br /> MSIMSD Batch# VS-0255 VS-0255 VS-0255 VS-0255 VS-0255 VS-0255 <br /> MS%Recovery 689% 726% 809% 769% 764% 757% <br /> Surrogate Recovery 793% 797% 797% 797% 797% 797% <br /> MSD%Recovery 681% 719% 761% 748% 747% 750% <br /> Surrogate Recovery 789% 773% 773% 773% 773% 773% <br /> Relative%Difference 1 15% 0919% 603% 274% 215% 0885% <br /> Method Blank ND ND ND ND ND ND <br /> Surrogate Recovery 104% 108% 108% 108% 108% 108% <br /> Please Note <br /> The LCS(Laboratory Check Sample)is a control sample of known, Interferent free matrix that is fortified with representative analytes and <br /> analyzed using the same reagents,preparation and analytical methods employed for the samples The LCS.%recovery is used for validation <br /> of sample batch results Due to matrix effects,the OC limits and recoveries for MS/MSD's are advisory only and are not used to accept or <br /> reject batch results <br /> APPROVED BY 112A V/�� <br /> James C Phi t s/ boratory Director or <br /> Clan J Cone Laboratory Manager <br />