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m <br /> w <br /> .4nafyt�car tarboratory CERTIFICATE OFANALYSIS <br /> Trresttay,Afarch 12,2002 m <br /> 1'O: Wir111am Llttle m <br /> Advanced GeoEnvlronmental <br /> w <br /> 837 Shaw Road <br /> Stockton CA 95215 <br /> Lo <br /> Aromatic Compound in Gasoline by GClMS <br /> Surnple Infortnation m <br /> co <br /> Sample ID: 1449301 Sample Type: Composite m <br /> Sample Description: SP1+SP2 Composite <br /> Project Name: 4040 E. Main ST. <br /> DatelPme Sampled: 3/6/2002 1:49;00 PM Sample Afatrir: Soil w <br /> ,..�...._.;. . :. <br /> ANALYTICAL RESULT -� QA/QCREPORT <br /> -- ..�..�.. -- �..�.,.:,�,.........,.�.,. <br /> Date L CS Spike Ms Spike <br /> .Test Parameter Method DLR Unit Rest& :Analyzed Blank Cone. LCS% Cone MStYo MSD RSD <br /> enzene EPA 82686 5 ug/kg Na 08-Feb-02 NO 12.8 90.0% 13^ 97.196 94.4% 0.796 <br /> Toluene EPA 82608 5 ugikg NO 08-Feb-02 NO ,.rw•12.6 90.0% 12.8. '100.696 900.096 0.2°fo <br /> Ethylberaene EPA 82608 .5..... uglkg NO 08-Feb-02 ND Y 12.8 88.0% Zyj, 3 5% <br /> .. .._.:__. .._ . ._.._�-.•,.,...,_.--..___......._:..�..-..._ ._...<->......_.... <br /> <...- ...... 12 8 109 49b 95 <br /> m.P-Xylene EPA 8260B 5 ug/kg NO 08-Feb-02 -ND T25.6. 87.5"/n' 25.6 ; 97.296 97.7% 0.196 <br /> rri <br /> G7 <br /> o-Xylene EPA 82606 < _ <br /> ..,...,__..-_....,-....:....::_:..,�.,..,...:_ ug/kg ND � <br /> 86-Mar-02 NO 12 B 89 5% 12.8 96 99G 98 0°�6 8 39L <br /> 1,2-Dichbroethane�4(Sarrogate) 96Ftecovery 6°� ....: ..,_...,. ...-_< o <br /> 4.8Fl3gSurrogetae) %Reomry:.. . .. _. -:..... ...9696 ., ._._ .,-_.....<.... .. _..,... <br /> n <br /> 0 <br /> mgtL=rnitligrains per Liter=pyrn RSD-rcprpseat relali ee perren t rT�en:n r(RPU}between drrplicutes spike u/'sornples <br /> uEjl.=mit r'ogrnrns p0r.fiter=plrb or Drrplicate.of Sanyp/e <br /> E TEU TTED, MS M.0-rrreasnr e of the pea mar recotery eglciencles•rriWin 1100 matrix <br /> C.=Composite G=Grab <br /> LCS-rnetrsure of die per'cerrl recovery of the Laboratory CowruI Spike(L CS) <br /> n o an Hao V.Lr e,Laboratory Director DLR-Detection Linde for r/re Purpose o)'Reporti eg. FxeOptional sample <br /> matrires or We-fWeneces may rra'uh in higher rletrxtion lintia <br /> T <br /> D <br /> m <br /> ' N <br /> lD <br /> 6P.A-Eniiroxnrenrrrl7'rotecrion.9genrt Alelhorr Shi-Strrntirtrtf X-felhortfn-Ezarninatinn oflYnter JVmleweder 181)a Ell. Page 1 of 1 <br /> 545 E. Cleveland St. Suite A Stockton, CA 95204 Tel.: (209.) 462-0892 Fax.- (209) 462-7915 <br />