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Spargero Analytical laboratory Division <br /> Mobile Laboratory" <br /> DMsio <br /> .Technol�y , Scientific fic <br /> Division <br /> With Automctipn in MinC <br /> 8020 Modified Laboratory Control Spike (LCS) & <br /> 'Laboratory Control Spike Duplicate (LCSD) BTEX Analysis Report <br /> Attention: Mr. John P. Cummings Date Sampled: Feb 22. 1994 <br /> John P. Cummings & Associates Date Received: Feb 25, 1994 <br /> P.^. Box 2547 <br /> i=rernont. CA 94536-2847 <br /> Project ID: 02 91005.00 - Project Name: FClark US <br /> Client ID' LCS,`LCSD LAS ID' ST94-03-006 LOS <br /> ST94-03-006 LCSD <br /> Matrix: Soli Dilution: <br /> Conc. Sample LOS LCSD LOS % LCSD % % RPD <br /> Name ,Spike Added Result Result Result Units Recovery Recovery Recovery <br /> Benzene 30 ppb NO 29 28 ug/kg 97% 93% 4% <br /> Toluene 30 ppb NO 28 28 ug/kg 93% 93% 0% <br /> Ethylbenzene 30 ppb NO 27: 27 ug/kg 90%° 90% 0% <br /> Xylenes ?0 ppb Nb 29 29 ug/kg 911 979/c 0% <br /> I <br /> Surrogate % Recovery of Trifluorotoluene = 97%.LCS 97% LCSD <br /> 'i <br /> .'Da°::L^.i cr•b 4'= .:r<.-' :'9Sil3rh5�df IUIJ°far'- - - <br /> OGr=Jd' :P' o f.l j e ni:c9•°-�'•?dr:'a^' .. : - - <br /> �D ::e:ert a:conte-.rx crs below to ee:ec:cr im: <br /> 31 <br /> f --- ---- - Mar 7, 1994 <br /> . R."_.James. %r'ncjpa1 -'reins Date.Repc'tec. <br /> S-A21GE?TECHINCLOGY A':P._'-GAl_A°C?:.'�R", VC S R-17-:)9"--E STA,c ::A_FSR`.A <br /> -SAL-1-SER' CCS AS,a NG'_Aa--FZA-01Y. <br /> 3050 Fite Crc./e; Suite 1.12 • Sacrcrnenfo, California 95827 • (916) 362-8947 • W(916) 362-0947 <br />