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Sequoia68 <br /> 0 'Chesapeake Drive Redwood City, 9 CA (4f5) 364-9600 FAX(415) 364-9233 <br /> 1 <br /> U 404 N.Wigtt Lane Walnut Creek,CA 94Q <br /> (510) 998-9600 FAX(510)988-9671 <br /> Analytical 819 Striker Avenue,Suite 8 Sacramento,CA 95834 (916) 921-9600 FAX(916)92 1.0 10() <br /> .................................. <br /> .................................. <br /> ............................ .............................................. ............... ................................ ........... <br /> .............. <br /> ............ ................ <br /> ....... ........... <br /> Touchstone Developments Client.Proj. ID: 2 Chevron 9-1452 Sampled: 09/28/95 <br /> - <br /> 5807 Balboa Drive Sample Descript: NT-NW-7.5 Received. 09/28/95 <br /> Oakland, CA 946111 <br /> Matrix: SOLID Extracted: 09/29/ 59 <br /> Analysis Method: 8015Mod/8020 <br /> Analyzed: 10/02/95 <br /> Attention: Robert Ma'lio s Lab Number: 9509145-02 Reported:'10/02/95 <br /> ....... ................ .... ............... <br /> .................. ................ .......................................- 4i <br /> ;44:1..................................................... ................... .............................- <br /> ........................... <br /> ............ ................................. <br /> ................... .................. ................ <br /> QC Batch Number: GC092995BTEXbA............ ........................................ <br /> Instrument ID: GCHPI <br /> Total Purgeable Petroleum Hydrocarbons (TPPH) with BTEX <br /> Analyte <br /> Detection Limit Sample Results <br /> mg/Kg mg/Kg <br /> TPPH as Gas 1.0 N.D. <br /> Benzene 0.0050 N.D. <br /> Toluene 0.0050 N.D. <br /> Ethyl Benzene <br /> 0.0050 N.D. <br /> Xylenes (Total) 1! 0.0050 N.D. <br /> Chromatogram Pattern: <br /> Surrogates <br /> Control Limits% % Recovery <br /> Trifluorotoluene 4i <br /> 70 130 75 <br /> 9 <br /> d <br /> 1 . <br /> ss. <br /> Analytes reported as N.D.were not present above the stated limit of detection, <br /> SEQUOIA ANALYTICAL ELAP #1210 <br /> h <br /> Mark Cargasacchi U <br /> Prosect Manager <br /> Page: <br />