Laserfiche WebLink
680 Chesapeake Drive Redwood CLty CA 94063 (650)364-9600 FAX(650)364-9233 <br /> Sequoia 404 N Wiget lane Walnut Creek.U 94598 (925)988-9600 FAX(925)988-9673 <br /> CD <br /> Analytical 819 Striker Avenue Suite 8 Sacramento CA 95834 (906)921-9600 FAX(906)921-0100 <br /> 1455 McDowell Blvd Nortfi,Ste D Petaluma,U 94954 (707)792-1865 FAX(707)792-0342 <br /> Gettler Ryan/Geostrategies Y V Client Project ID 184138 85/6981, 4707 Pacific <br /> .6747 Sierra Couri, Ste J Matrix Liquid ` <br /> {Dublin, CA 94568 <br /> Attention Deanna Harding Work Order# 981 OB87 01-12 Reported Nov 4, 1998 <br /> 981OB89 13 <br /> QUALITY CONTROL DATA REPORT <br /> Analyte Benzene Toluene Ethyl Xytenes BTE(as TPH <br /> Benzene <br /> QC Batch# GC102298802002A GC102298802002A GC102298802002A GC102298802002A GC102298802002A <br /> Analy 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. C Westwater C Westwater C Westwater C Westwater C Westwater <br /> MS/MSD # 8101279 8101279 8101279 8101279 8101279 <br /> Sample Cone . N D NO N D N D NO <br /> Prepared Date 10/22/98 10/22/98 10/22/98 10/22/98 10/22/98 <br /> Analyzed Date 10/22/98 10/22/98 10/22/98 10/22/98 10/22/98 <br /> Instrument I.D #' HP2 HP2 HP2 HP2 HP2 <br /> Cone Spiked 20 lig/L 20 Ng/L 20 Ng/L 60 Ng/L 420 Ng/L <br /> Result: 20 19 20 65 4$0 <br /> MS %Recovery 100 95 100 108 110 <br /> Dup Result 21 20 20 67 470 <br /> MSD% Recov 106 100 100 112 112 <br /> RPD 49 51 00 30 22 <br /> RPD Limit. 0-20 0-20 0-20 0.20 0-20 0-50 <br /> LCS #' LCS1022.98 LCS102298 LCS102298 LCS102298 LCS102298 <br /> Prepared Date* 10/22/98 10/22/98 10/22/98 10/22/98 10/22/98 <br /> Analyzed Date 10/22/98 10/22/98 10/22/98 10/22/98 10/22/98 <br /> Instrument LD # HP2 HP2 HP2 HP2 HP2 <br /> Cone. Spiked: 20pg/L 20k9/L 20Y9/L 60Y9/L 420 Ng/L <br /> LCS Result. 20 20 21 66 450 <br /> LCS% Recov 100 100 105 110 107 <br /> LCS 70-130 70-130 70-130 70-130 60-140 <br /> Control Limits <br /> Please Hate <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 /> .ELAP#1271 fortified with known quantities of specific compounds and subjected to the entire analytical procedure 0 <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 /> Tod Granicher <br /> Project Manager ""MS-Matrix Spike,MSD'MS Duplicate,RPD=Relative%Difference 981OB87 GET <1> <br />