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REU'V <br /> FEB 0 6 2011 <br /> CASTLE ANALYTICAL LABORATORY <br /> Environmental Testing Services 2333 Shuttle Drive,Atwater,CA 95301 LI H Phone: (209)384-2930 <br /> Certificate No.2480 Fax: (209)384-1507 <br /> American Valley Waste Oil, Inc. Client Project ID:Farmington Fresh Method:TPH-Diesel <br /> P.O.Box 340 Lab Reference Number. 1701037 Instrument ID:HP-GC1 <br /> Delhi,CA 95315 Sample Description:Soil Extracted:01-24-17 <br /> Attn:Steve Meier Analyzed:01-25-17 <br /> Reported:01-25-17 <br /> QUALITY CONTROL DATA REPORT <br /> ANALYTE TPH-Diesel <br /> Spike Concentration: 4.76 <br /> Units: mg/kg <br /> Batch#: TPHDS-1247 <br /> Method Blank: ND <br /> LCS%Recovery: See LCSA/LCSB <br /> Control Limits: 60-130% <br /> LCSA/LCSB Batch#: TPHDS-1247 <br /> LCSA%Recovery: 103% <br /> LCSB%Recovery: 108% <br /> Relative%Difference: 5.18% <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 QC limits and recoveries for MS/MSD's are advisory only and are not used to accept or <br /> reject batch results. <br /> APPROVED BY: <br /> Jameshl I ps/Laboratory Director or <br /> Clan . Cone/Laboratory Manager <br />