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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 Sinker Avenue Suite 8 Sacramento CA 95834 (916) 921 9600 FAX(916) 921 0100 <br /> , o•�M ". r w '^' `f%'t{, `Y r' 3..}}icnv 4rr:yny,q} <br /> RESNA <br /> Client Project ID 54006 02,Coca-Cola Stockton + <br /> 1710 Main Street Matrix LIQUID , <br /> 'Escalon, CA 95324 y l V xV <br /> Attention Jeanne Homsey Work Order# 9412130 -01-3 Reported Jan 13, 1995 4 <br /> r y 4 x } u r t } Si Y i J'.:Y` }CKl rF♦'Y, ��i+' v <br /> ' QUALITY CONTROL DATA REPORT <br /> Analyte: Benzene Toluene Ethyl Xylenes Diesel <br /> ' Benzene <br /> QC Batch#: GC010595BTEX20A GC010595BTEX20A GCo105956TEX20A GCO10595BTEX20A G00105950HBPEXZ <br /> Analy. Method: EPA 8020 EPA 8020 EPA 8020 EPA 8020 EPA S015M <br /> Prep. Method: N/A N/A N/A N/A EPA 3520 <br /> Analyst. J Minkel J Minkel J Minkel J Minkel B All <br /> MS/MSD#. 941212504 941212504 941212504 941212504 941213001 <br /> Sample Conc.: N D N D N D N D N D <br /> Prepared Date. N/A N/A N/A N/A 1/5/95 <br /> Analyzed Date 1/5/95 1/5/95 1/5/95 1/5/95 1/77/95 <br /> Instrument I.D.#. GCHP20 GCHP20 GCHP20 GCHP20 GCHP4 <br /> Conc. Spiked 10pg/L 10pg/L 10pg/L Sopg/L 600 pg/L <br /> Result 10 11 10 31 560 <br /> MS % Recovery: 100 110 100 103 93 <br /> Dup. Result: 96 10 99 30 410 <br /> MSD % Recov.: 96 too 99 100 68 <br /> ' RPD: 41 95 10 33 31 <br /> RPD Limit: 0-50 0-50 0-50 0.50 0-50 <br /> r •� -`+n+. ?"-`,. 4y.Y ry vV } � •� x va M1 „ r Y 4 ..., Y V ~� a+ra a"tir`.0 w5.,..`+]l r4G':,yx,3Y < 4'Y ov .'^`^ <br /> Y aCY" k[ h kvr ��`F r}xY u f 'e>ry 1~ rY w v � ri } }.,. {v Y✓A ar+nr r r +Y i K+ x}��#t+}c <br /> S `+s' us„G....+y.,}ry`ia.�}�.aT'fififi,. .c:.l:c`. xk 'P {.vh ta.�vn vri$,..:So-:. ¢c`}o^0 4 "r^"x.r '+k.x}k`,Y'•}n••: 3Cr::'r^,-„;�kv�,r,,.sw v^,r".w'F}hd wirtfi`.w,c r rw.vw;ar`�4d4^k�o,c”r <br /> LCS#: <br /> ' Prepared Date: - - - - 1/5/95 <br /> Analyzed Date: - - - - 1/7/95 <br /> Instrument I.D #: - - - - GCHP4 <br /> Conc Spiked: - - - - 600 pg/L <br /> LCS Result: - - - - 420 <br /> LCS% Recov.: - - - - 70 <br /> LCS 71-133 72-128 72-130 71-120 38-122 <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 /> SEQUOIA ANALYTICAL preparation,and analytical methods employed for the samples The matrix spike is an aliquot of sample <br /> qq / fortified with known quantities of specific compounds and subjected to the entire analytical procedure if <br /> the recovery of analytes from the matrix spike does not fall within specified control limits due to matrix <br /> #v interference,the LCS recovery is to be used to validate the batch <br /> Vickie Tague Clark <br /> ' Project Manager '*MS=Matrix Spike,MSD MS Duplicate,RPD=Relative%Difference 9412130 WAT <1 y <br />