Laserfiche WebLink
i <br /> CASTLE ANALYTICAL LABORATORY <br /> i Environmental Testing Services 2333 Shuttle Drive, Atwater, CA 95301 Phone {209) 384-2930 <br /> Certificate #2079 Fax (209) 384-1507 <br /> Advanced Geo Environmental, Inc Client Project ID CAL-Fuels Method TPH-Diesel <br /> of Northern California Reference Number 1662 Instrument ID HP-GC1 <br /> 4005 North Wilson Way Matrix Sod Prepared 7-14-98 <br /> Stockton,CA 95205 Analyst Clan Cone Analyzed 7-14-98 <br /> Attn Tim Cuellar Reported 7-16-98 <br /> QUALITY CONTROL DATA REPORT <br /> ANALYTE TPH-Diesel <br /> Spike Concentration 50 <br /> iUnits mg/kg <br /> I <br /> LCS Batch# TPHD-7148 <br /> iLCS % Recovery 864% <br /> Control Limits 60-130 % <br /> MSIMSD Batch # TPHD-7148 <br /> MS % Recovery 68 5% <br /> MSD % Recovery 633% <br /> Relative % Difference 783% <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 MSIMSD's are advisory only and are not used to accept or <br /> reject batch results <br /> i <br /> ANALYST IVG APPROVED BY <br /> C/a r J Cone es C -Phillips <br /> Environmental Lab Director <br /> i <br /> i <br />