Laserfiche WebLink
L <br /> Sequoia 680 Chesapeake Dnve Redwood City CA 94063 (415) 364-9600 FAX(415) 364 9233 <br /> i 1900 Bates Avenue Suite L Concord CA 94520 1,510) 686-9600 FAX(510)686-%89 <br /> 819 Straker Avenue Suite 8 Sacramento CA 95831 1916) 921 9600 FAX(916)92I 0100 <br /> Analytical <br /> Fugro West, Inc Client Project ID 9347-1044, Exxon 7-0137 <br /> 1050 Melody Lane, Suite 160 Matrix Liquid <br /> Roseville, CA 95678 <br /> Attention Paul Graff` Work Order # 9502989 -01-2, 4, 6-8 Reported Feb 28, 1995 <br /> QUALITY CONTROL DATA REPORT <br /> Analyte: Benzene Toluene Ethyl Xylenes <br /> Benzene <br /> QC Batch#' GCO217956TEX17A GCO217958TEX17A GCO21795STE(17A GCO21795BTE)(17A <br /> Analy. Method: EPA 8020 EPA 8020 EPA 8020 EPA 8020 <br /> Prep. Method: EPA 5030 EPA 5030 ,PA 5030 EPA 5030 <br /> Analyst: J Minkel J Minkel J Minkel J Minkel <br /> MS/MSD#: 950254803 950254803 950254803 950254803 <br /> Sample Conc . N D N D N D N D <br /> Prepared Date. 2/17/95 2/17/95 2/17/95 2/17/95 <br /> Analyzed Date: 2/17/95 2/17/95 2/17/95 2/17/95 <br /> Instrument 1.134: GCHP17 GCHP17 GCHP17 GCHP17 <br /> Conc. Spiked: 10 pg/L 10,ug/L 10 o9/L 30 Fr9/L <br /> Result' 99 10 99 30 <br /> MS % Recovery: 99 100 99 100 <br /> Dup. Result' 10 10 99 30 <br /> MSD %Recov 100 100 99 100 <br /> RPD: 10 00 00 00 <br /> RPD Limit* 0.50 0 50 3-50 0-50 <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 Nota <br /> The LCS is a control sample of known interferent-free matrix that 1s analyzed using the same reagents <br /> 0 SEQUOIA ANALYTICAL 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 anaiytes 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 Tague Clark <br /> Project Manager **MS=Matrix Spike MSD=MS Duplicate,RPO=Relative%Difference 95029M FFF <I> <br />