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 (510)686 9689 <br /> Analytical 819 StnkerAvenue Suue 8 Sacramento CA 95834 (916) 921 9600 FAX (916)921 0100 <br /> 45PIM-West V Client Project ID 1218 03 -Safeway/ Stockton'-' n n. <br /> 455 Capitol Mail, 8th Fir Matrix Water <br /> Sacramento, CA 95814 <br /> Attention Laurie Depies OC Sample Group 503-1167 Reported Apr 11, 1995 <br /> QUALITY CONTROL DATA REPORT <br /> ANALYTE <br /> Acena hthene Phenanthrene Plyrene Diesel <br /> Method EPA 8310 EPA 8310 EPA 8310 EPA 8015M <br /> Analyst L Haar L Haar L Haar C Lee <br /> Concentration <br /> Spiked 1000 ug/L 250 ug/L 100 ug/L 300 ug/L <br /> LCS Batch# LCS032895 LCS032895 LCS032695 LCSO40495 <br /> Date Prepared 3/28/95 3/28/95 3/28/95 4/4/95 <br /> Date Analyzed 3/29/95 3/29/95 3/29/95 4/10/95 <br /> Instrument I D #' GCW1 GCW1 GCW1 GCHP-38 <br /> LCS % <br /> Recovery- 99 64 96 8o <br /> Control Limits 50-150 50-150 50-150 60-130 <br /> MS/MSD <br /> Batch # BLK032895 BLK032895 BLK032895 BLK040395 <br /> Date Prepared 3/28/95 3/28/95 3/28/95 4/3/95 <br /> Date Analyzed 3/29/95 3/29/95 3/29/95 4/11/95 <br /> Instrument I D # GCW1 GCW1 GCW1 GCHP-3B <br /> Matrix Spike <br /> % Recovery 99 64 96 93 <br /> Matrix Spike <br /> Duplicate % <br /> Recovery 96 60 92 90 <br /> Relative% <br /> Difference. 31 65 43 33 <br /> Please Note <br /> The LCS 1s a control sample of known,interferent free matrix that is analyzed using the same reagents <br /> EQUOIA ANALYTICAL preparation and analytical methods employed for the samples The LCS%recovery data is used for <br /> validation of sample batch results Due to matrix effects,the CC limits for MS/MSDs are advisory only <br /> and are not used to accept or reject batch results <br /> Linda C Schneider C <br /> Project Manager <br /> 5031167 ERS <5> <br />