Laserfiche WebLink
iCASTLE ANALYTICAL LABORATORY <br /> Environmental Testing Services 2333 Shuffle Drive,Atwater CA 95301 Phone (209)384-2930 <br />' Certificate#2480 Fax (209)384 1bW <br /> Advanced GeoEnvironmental, Inc Client Project ID Cal Fuels Method I=PA 5030/8015M,8020 <br />' of Northern California Reference Number 7440 Instrurr it ID Var-GCI <br /> 837 Shaw Read Sample Descnpt i Water Extra----d 10-12-04 <br /> Stockton,CA 95215 Analyst Jim Phi' ps Analyzed 10-12-04 <br /> At1n Tim Cuellar Reported 10-20-04 <br /> QUALITY CONI ROL DATA REPORT <br />' ANALYTE Gasoline MTBE Benzene Toluene E=thyl Benzene Total Xylenes <br /> Spike Concentration 110 216 1 34 7 58 1 82 888 <br />' Units ug/L ug/L ug/L ug/L ug/L ug/L <br /> LCS Batch# VW-0124 VW-0124 VW-0124 VW-0124 VW-0124 VW-03124 <br /> LCS °/a Recovery 95 1% 162% 112% 102`;'0 104% 102% <br /> Surrogate Recovery 104% 991% 991% 991% 99 1% 99 1% <br /> lieControl Lim[ts 70-130% 70-130% 70-130% 70-130% 70-130% 70-130% <br /> MS/MSD Batch# VW-0124 VW-0124 VW-0124 VW-0124 VW-0124 VW-0124 <br /> SpiKe Concentration 110 216 1 34 7 58 1 82 8 88 <br /> MS % Recovery 103% 58 9% 966% 115% 109% 1?0% <br /> Surrogate Recovery 101% 119% 119% 119% 119% , 19% <br /> MSD% Recovery 977% 865% 929% 103% 105% 110% <br /> I Surrogate Recovery 107% 109°'0 109% 1099% 109% 109°/0 <br /> Relative%Difference 4 91% 308% 395% 616% 332% 8 01% <br /> Method Blank ND ND ND ND ND ND <br /> Surrogate Recovery 990% 984% 984% 984% 984% 984% <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 IDES/MSD's are advisory only and are not used to accept or <br /> reject batch results <br /> ANALYST APPROVED BY <br /> Clad J Cane Ja es hitttgs <br /> aboratory Director <br />