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 /> i.. <br /> [Attn: <br /> eological Technics, Inc. Client Project ID: 1218.2 Method: EPA 5030/8015M,8020 <br /> 101 7th Street Client Project Name:Eiving(Broadway) Instrument ID:Var-GC1 <br /> odesto,CA 95354 Reference Number:8858 Extracted:01-09-06 <br /> L.. Ray Kablanow Sample Description:Water Analyzed:01-09-06 <br /> Analyst: Jim Phiilips Reported:01-20-06 <br /> 4 <br /> QUALITY CONTROL DATA REPORT <br /> +6. <br /> ANALYTE Gasoline MTBE Benzene Toluene Ethyl Benzene Total Xylenes <br /> Spike Concentration: 110 2.16 1.34 7.58 1.82 8.88 <br /> Units: ug/L ug/L ug/L ug/L ug/L ug/L <br /> Lr <br /> LCS Batch#: VW-1096 VW-1096 VW-1096 VW-1096 VW-1096 VW-1096 <br /> LCS%Recovery: 85.4% NA' 113% 109% 115% 113% <br /> Surrogate Recovery: 115% 112% 112% 112% 112% 112% <br /> Control Limits: 70-130% 70-130% 70-130% 70-130% 70-130% 70-130% <br /> MS/MSD Batch#: VW-1096 VW-1096 VW-1096 VW-1096 VW-1096 VW-1096 <br /> Spike Concentration: 110 2.16 1.34 7.58 1.82 8.88 <br /> MS%Recovery: 66.6% 85.8% 103% 98.311/6 101% 100% <br /> Surrogate Recovery: 107% 106% 106% 106% 106% 106% <br /> Ld <br /> MSD%Recovery: 79.2% 87,0% 104% 98.2% 103% 102% <br /> Surrogate Recovery: 110% 108% 108% 108% 108% 108% <br /> i, Relative%Difference: 13.1% 1.26% 1.18% 0.109% 2.38% 2.12% <br /> Method Blank: ND ND ND ND ND ND <br /> Surrogate Recovery: 112% 113% 113% 113% 113% 113% <br /> 'Recovery not calculated due to ca over. <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 QC limits and recoveries for MS/MSD's are advisory only and are not used to accept or <br /> reject batch results. <br /> Lr <br /> Lo <br /> APPROVED BY: <br /> James C. Phillrps/L b r ctor or <br /> y Clari J. Cone/Labo tory Manager <br /> i <br /> Lo <br />