Laserfiche WebLink
SEQUOIA ANALYTICAL <br /> 680 Chesapeake Drive • Redwood City, CA 94063 <br /> (415) 364-9600 • FAX(415) 364-9233 <br /> � i ,r `r r ,n r 'rte ` vy ♦ J v rx rx J , .. 4m r <br /> RESNA Client Project 1D W0148, Stockton Police <br /> 1710 Main Street <br /> ,Escalon, CA 95320 <br /> Attention John Lane CC Sample Group 2075055-8 Reported Aug 11, 1992 <br /> .N- <br /> QUALITY CONTROL DATA REPORT <br /> ANALYTE Ethyl- <br /> Benzene Toluene benzene Xylenes <br /> Method EPA 8020 EPA 8020 EPA 8020 EPA 8020 <br /> Analyst R.Geckler R Geckler R Geckler R Geckler <br /> Reporting Units mg/kg mg/kg mg/kg mg/kg <br /> Date Analyzed Aug 6, 1992 Aug 6, 1992 Aug 6, 1992 Aug 6, 1992 <br /> QC Sample# GBLK080692 GBLK080692 GBLK080692 GBLK080692 <br /> MS/MSD MS/MSD MS/MSD MS/MSD <br /> Sample Cone: N D N D N D N D <br /> Spike Cone <br /> Added: 020 020 020 060 <br /> Cone. Matrix <br /> Spike: 019 019 019 055 <br /> Matrix Spike <br /> % Recovery 95 95 95 92 <br /> Cone. Matrix <br /> Spike Dup 019 019 019 057 <br /> Matrix Spike <br /> Duplicate <br /> % Recovery: 95 95 95 95 <br /> Relative <br /> % Difference 00 00 00 36 <br /> •SEQUOIA ANALYTICAL %Recovery Cone of M S -Conc of Sample x 100 <br /> Spike Conc Added <br /> L Relative%Difference Conc of M S -Conc of M S 0 x 100 <br /> ri L <br /> �e (Cone of M S + Conc of M S D) 2 <br /> 1roject Manager 2075055 WAT <3> <br />