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` Sequoia 680 Chesapeake Drive Redwood City CA 94063 (415) 364 9600 FAX(415) 364 9233 <br /> 404 N Wiget Lane Walnut Creek CA 94598 (510) 988 9600 FAX(510)988 9673 <br /> %tom Analytical 8 t 9 Striker Avenue Suite 8 Sacramento CA 95834 (916) 921 9600 FAX(916)921 0100 <br /> } !v <br /> f <br /> Blaine Tech Services, Inc Client Project ID Chevron 9-2033, 950526-K2 f s <br /> 985 Timothy Drive Matrix Solid <br /> San Jose, CA 95133 <br /> Attention Jim Keller Work Order# 9505K10-01 Repoted R <br /> rJun 12, 1995'- <br /> vtiti u svyrv�v V n.{v v • t .♦ +4 a. v t { r nt V Y {!r <br /> r j!v\qZ v }v t • • r <br /> QUALITY CONTROL DATA REPORT <br /> Analyte' 1,2,4-Triohloro 4-Chloro-3 Acenaphthene 4-Nitrophenol <br /> benzene Methylphenol <br /> QC Batch#. MS060195827oEXA MS0601958270EXA MS0601958270EXA MS0601958270EXA <br /> Analy. Method. EPA 8270 EPA 8270 EPA 6270 EPA 8270 <br /> Prep. Method, EPA 3550 EPA 3550 EPA 3550 EPA 3550 <br /> Analyst: E Manuel E Manuel E Manuel E Manuel <br /> MS/MSD # 950516901 950516901 950516901 950516901 <br /> Sample Cone : N D N D N D N D <br /> Prepared Date, 6/1/95 6/1/95 6/1/95 6/1/95 <br /> Analyzed Date: 6/6/95 6/6/95 6/6/95 6/6/95 <br /> Instrument I D #: H5 H5 H5 H5 <br /> Cone. Spiked: 3300 ug/Kg 3300ug/Kg 3300 u9/Kg 330oug/K9 <br /> Result: 2300 2300 2300 2300 <br /> . MS% Recovery: 70 70 70 70 <br /> Dup Result: 2500 2400 2400 2400 <br /> MSD % Recov : 76 73 73 73 <br /> RPD: 83 43 43 43 <br /> RPD Limit: 0-50 0-50 0-50 0-50 <br /> jV ,'ifV*h�V rv� vrV::.s r • r r n m f v1 ` r v s . } ry v f r {+ V rt r Vry{ <br /> n VV vYf !{ <br /> LCS#: - - - <br /> Prepared Date: - - - <br /> Analyzed Date: - - - - <br /> Instrument 1.D.#: - - - - <br /> Cone. Spiked: - - - <br /> LCS Result: - - - <br /> LCS % Recov : - - - <br /> LCS 44-142 22-147 47-145 DL-132 <br /> Control Limits <br /> Please Note <br /> The LCS is a control sample of known,interferent-free matrix that 1s analyzed using the same reagents, <br /> SE ;ALYTICAL preparation,and analytical 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 /> 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 /> e 9 **MS=Matrix Spike, MSD=MS Duplicate, RPD=Ftelative%Difference <br /> jer Page 2 of 3 9505K10 SLA <6> <br />