Laserfiche WebLink
Sequoia 680 Chesapeake Drive Redwood City CA 94063 (650) 364 9600 FAX(650)364 9233 <br /> ID 404 N Wiget Lane Walnut Creek CA 94598 (510) 988 9600 FAX(510) 988 9673 <br /> Analytical 819 Striker Avenue,Suite 8 Sacramento,CA 95834 (916) 921 9600 FAX(916)921 0100 <br /> Blaine Tech Services, Inc Client Project ID Shell Stockton / 980129-S1 <br /> 1680 Rogers Ave Matrix Liquid <br /> San Jose, CA 95112 <br /> Attention Fran Thie Work Order# 9801 H79-09, 9801 H81-01-09, Reported Feb 13, 1998 <br /> 9801 H84-01-03 <br /> QUALITY CONTROL DATA REPORT <br /> Analyte Benzene Toluene Ethyl Xylenes Gas <br /> Benzene <br /> QC Batch# GCO20598802002A GCO20598802002A GCO20598802002A GCO20598802002A GCO20598602002A <br /> Anally Method EPA 8020 EPA 8020 EPA 8020 EPA 8020 EPA 8015M <br /> Prep Method EPA 5030 EPA 5030 EPA 5030 EPA 5030 EPA 5030 <br /> Analyst D Newcomb D Newcomb D Newcomb D Newcomb D Newcomb <br /> MS/MSD# 8020205 8020205 8020205 8020205 8020205 <br /> Sample Conc NO N D N D N D N D <br /> Prepared Date 2/5/98 2/5/98 2/5/98 2/5/98 2/5/98 <br /> Analyzed Date 2/5/98 2/5/98 2/5/98 2/5/98 2/5/98 <br /> Instrument I D # HP2 HP2 HP2 HP2 HP2 <br /> Conc Spiked 20ug/L 20pg/L 20ug/L 60ug/L 320ug/L <br /> Result 21 21 21 64 360 <br /> MS % Recovery 105 105 105 107 113 <br /> Dup Result 21 21 21 64 350 <br /> MSD % Recov 105 105 105 107 109 <br /> RPD 00 00 00 00 28 <br /> RPD Limit 0-20 0-20 0-20 0-20 0-50 <br /> LCS # LCS020598 LGS020598 LCS020598 LCS020598 LCS020598 <br /> Prepared Date 2/5/98 2/5/98 2/5/98 2/5/98 2/5/98 <br /> Analyzed Date 2/5/98 2/5/98 2/5/98 2/5/98 2/5/98 <br /> Instrument I D # HP2 HP2 HP2 HP2 HP2 <br /> Conc Spiked 20ug/L 20ug/L 20ug/L 60ug/L 320 ug/L <br /> LCS Result 21 21 21 64 350 <br /> LCS % Recov 105 105 105 107 109 <br /> 60-140 60-140 60-140 60-140 60-140 <br /> LCS 70-130 70-130 70-130 70-130 70-130 <br /> Control Limits <br /> Please Note <br /> SVEI ANA TI L The LCS is a control sample of known,interferent-free matrix that is analyzed using the same reagents, <br /> S1 preparation,and analytical methods employed for the samples The matrix spike is an aliquot of sample <br /> fortif ed with known quantities of specific compounds and subjected to the entire analytical procedure If <br /> e recovery of analytes from the matrix spike does not fall within specified control limits due to matrix <br /> nterference,the LCS recovery is to be used to validate the batch <br /> Pner <br /> Pnager **MS=Matrix Spike, MSD=MS Duplicate, RPD=Relative% Difference 98011-179 BLA <3> <br />