Laserfiche WebLink
' 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(5 10)686 9689 <br /> Analytical 819 Striker Avenue,Suite 8 Sacramento,CA 95834 (916) 921 9600 FAX(916)921 0100 <br /> sic n o e f e r+x vo <br /> -OC <br /> Client Project IIS 305 S Hutchins <br /> 235 Sunrise Blvd , Suite 6 Matrix Water <br /> Rancho Cordova, CA 95742 Reported Dec 8, 1994` <br /> Attention Richard Walls OC Sample Goup 4120022-27 r <br /> c <br /> QUALITY <br /> CONTROL DATA REPORT <br />' <br /> NALYTE Ethyl- <br /> Toluene Benzene Toluene Benzene Xylenes Diesel <br /> ' EPA <br /> Method EPA 8020 EPA 8020 EPA 8020 EPA 8020 8015 Mod <br /> Analyst C Lee C Lee C Lee C Lee C Lee <br /> ' Concentration 10 ug/L 30 ug/L 300 ug/L. <br /> Spiked 10 ug/L 10 ug/L <br /> ' LCS Batch# LCS120594 LCS120594 LGS120594 LCS120594 LCS120294 <br /> Date Prepared: 12/5/94 12/5/94 12/5/94 12/5/94 12/2/94 <br /> Date Analyzed 12/5/94 12/5/94 12/5/94 12/5/94 12/2/94 <br /> ' Instrument I D # GCHP 2 GCHP-2 GCHP-2 GCHP-2 GCHP-3B <br /> LCS % <br /> PRecovery: 102 100 102 102 97 <br /> Control Limits 75-125 75-125 75-125 75-125 60-130 <br /> MS/MSD <br /> Batch# 4120022 4120022 4120022 4120022 BLK120294 <br /> ' <br /> Date Prepared 12/5/94 12/5/94 12/5/94 12/5/94 12/2/94 <br /> Date Analyzed 12/5/94 12/5/94 12/5/94 12/5/94 12/2/94 <br /> ' Instrument I D # GCHP-2 GCHP-2 GCHP-2 GCHP-2 GCHP-313 <br /> Matrix Spike <br /> % Recovery 110 98 98 98 97 <br /> Matrix Spike <br /> ' Duplicate% 93 93 105 <br /> Recovery- 110 95 <br /> Relative % 79 <br /> Difference 00 31 <br /> 5 2 5 2 <br /> SEQUOIA ANALYTICAL Please Note <br /> The LCS is a control sample of known,Interferent free matrix that is analyzed using the same reagents, <br /> J l preparation and analytical methods employed for the samples The LCS%recovery data is used for <br /> vandatton of sample batch results Due to matrix effects,the OC limits for MS/MSD's are advisory only <br /> ,Jennie Higgins and are not used to accept or reject batch results <br /> Project Manager 4120022 GEC <9> <br /> f ` <br />