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- \ Sequoia 680 Chesapeake Drive Redwood City CA 94063 (415) 364 9600 FAX(415) 364 9233 <br /> 1900 Bates Avenue,Suite L Concord CA 94520 (510) 686 9600 FAX(510) 686 9689 <br /> Analytical 819 Striker Avenue,Suite 8 Sacramento,CA 95834 (916) 921 9600 FAX(916) 921 0100 <br /> `Y { +Y'vrw ♦rtM1 t_.}{uv x .. v , r r�u` rn L v ~ r ,n nvv rr aryS r7.`wfi}Sr, x v ~iv.?r Hurt rx,}r, yr vv{vw <br /> v{ �rY,u4r <br /> Canonie Environmental r Client Project ID r 94-318, CoCa Cola Stockton <br /> 1710 Main Street Matrix Liquid <br /> Escalon, CA 95320 <br /> Attention Jeanne Homsey Work Order# 9502H71 -01 ri Reported Mar 10, 1995r <br /> {n 4 <br /> QUALITY CONTROL DATA REPORT <br /> ' Analyte. Benzene Toluene Ethyl Xylenes <br /> Benzene <br /> OC Batch# GCO22895BTEX17A GCO22895STEX17A GCO22895BTEX17A GCO22895BTEX17A <br /> Analy. Method. EPA 8020 EPA 8020 EPA 8020 EPA 8020 <br /> Prep. Method: EPA 5030 EPA 5030 EPA 5030 EPA 5030 <br /> Analyst: J Minkel J Minkel J Minkel J Minket <br /> MS/MSD#: 9502D6102 9502D6102 9502D6102 9502D6102 <br /> Sample Conc.: ND ND NO ND <br /> ' Prepared Date: 2/28/95 2/28/95 2/28/95 2/28/95 <br /> Analyzed Date: 2/28/95 2/28/95 2/28/95 2/28/95 <br /> Instrument I.D.#: GCHP17 GCHP17 GCHP17 GCHP17 <br /> Conc Spiked: 10pg/L 10ug/L 10ug/L 30Ng/L <br /> ' Result: 11 11 11 33 <br /> MS% Recovery 110 110 110 110 <br /> Dup Result: 11 11 11 32 <br /> MSD %Recov.: 110 110 110 107 <br /> ' RPD: 00 00 00 31 <br /> RPD Limit: 0-50 0-50 0-50 0-50 <br /> .+.v x r 4 x My S v , r • vwxt= r , l +rix v , i n ,rr. »} v w.x n r vv y r r v .av u <br /> }~ v{x r 4 vv i+Et v"xivr 1.)+v.. x Jt r n h,v �}r •nI}w i , w.4r.r fv{v J v}r ku <br /> LCS#: - - <br /> Prepared Date: <br /> Analyzed Date: <br /> Instrument I.D.#: - - - <br /> ' Conc. Spiked: - <br /> LCS Result: <br /> LCS% Recov.. - - - - <br /> LCS 71-133 72-128 72-130 71-120 <br /> Control Limits <br /> ' Please Note <br /> The LCS is a control sample of known,interferent-free matrix that is analyzed using the same reagents, <br /> SEOLIOI NAL AL preparation,and analyticat methods employed for the samples The matrix spike is an aliquot of sample <br /> fortified with known quantities of specific compounds and subjected to the entire analytical procedure If <br /> g—, the recovery of analytes from the matrix spike does not fall within specified control limits due to matrix <br /> interference,the LCS recovery is to be used to validate the batch <br /> Vickie lark <br /> Project Manager **MS=Matrix Spike, MSD=MS Duplicate,RPD=Relative%Difference 9502HT1 CAN <1> <br />