Laserfiche WebLink
680 Chesapeake Drive Redwood City CA 94063 (650) 364-9600 FAX(650) 364-9233 <br /> Sequoia 404 N Wiget Lane Walnut Creek CA 94598 (925)988-9600 FAX(925)988 9673 <br /> Analytical 819 5tnker Avenue Su8 Sacramento CA 95834 (916)921 9600 FAX(916)921-0300 <br /> N <br /> 1455 McDowell Blvd North Ste 37 Petaluma.CA 94954 (707)792 1865 FAX{707}792-0342 <br /> EA Engineering Science&Tech Client Prol ID Exxon 7-0137, 51501371 3,00 Sampled 10/14/98 - <br />' 3468 Mt Diablo 81vd Ste 6100 Sample Descript MW-1 Received 10/16/98 <br /> Lafayette, CA 94549 Matrix LIQUID <br /> Analysis Method 8015Mod/B020 Analyzed 10/21/98 <br /> Attention Chnsta Marting Lab Number 981OC43-01 Reported 10f30j98 <br />'QC Batch Number GC102198BTEX30A <br /> Instrument ID GCHP30 <br /> Total Purgeable Petroleum Hydrocarbons (TPPH) with BTEX and MTBE <br /> Analyte Detection Limit Sample Results <br /> ug/L ug/L <br /> 1 TPPH as Gas 50 N D <br /> Methyl t-Butyl Ether 25 N D <br /> Benzene 050 N D <br /> Toluene 050 N D <br /> 1 Ethyl Benzene 050 N D <br /> Xylenes (Total) 050 N D <br /> Chromatogram Pattern <br /> Surrogates Control Limits% % Recove <br /> Trtfluorotoluene 70 130 113 <br /> 1 <br /> i <br /> 1 <br /> 1 <br /> Analytes reported as N D were not present above the stated limit of detection `f - I Imo` <br />(SEQUOIA ANALYTICAL - ELAP *1210 NOV - 91998 <br /> EA ENGINEE1=,im, ot,,E+vC✓= <br /> AND TEC,jN01_0G <br />' LAFpYE-TE CX <br />,Wei Shtn <br /> ct Manager Pae <br /> 9 <br /> 1 <br />