Laserfiche WebLink
Sequoia 680 Chesapeake Drive Redwood City, CA 94063 (415) 364 9600 FAX(415) 364 9233 <br /> 404 N Wiget Lane Walnut Creek,CA 94598 (510) 988 9600 FAX(510)988 9673 <br /> a) Analytical 819 Striker Avenue,Suite 8 Sacramento CA 95834 (916) 921 9600 FAX(916)921 0100 <br /> Enviros Client Project ID Shell 1267 Country Club, Stick <br /> 270 Perkins Ave Matrix Solid <br /> Sonoma, CA 95476 l <br /> Attention Joe Neely Work Order# 97704512 04, 05 Reported Apr 22, 1997 <br /> b <br /> QUALITY CONTROL DATA REPORT <br /> Analyte TRPH <br /> QC Batch#. OP0411975520EXA <br /> Analy Method' SM 5520EF <br /> Prep Method EPA 3550 <br /> Analyst J Aquino <br /> MS/MSD# BLK041197 <br /> Sample Conc.: N D <br /> Prepared Date, 4/11/97 <br /> Analyzed Date 4/14/97 <br /> Instrument I D #. MANUAL <br /> Conc. Spiked 150 mg/Kg <br /> Result* 130 <br /> MS % Recovery 87 <br /> Dup Result, 130 <br /> MSD %Recov 87 <br /> RPD- 00 <br /> RPD Limit 0-50 <br /> LCS # <br /> Prepared Date. <br /> Analyzed Date <br /> Instrument I D #. <br /> Conc Spiked, <br /> LCS Result, <br /> LCS % Recov <br /> 50-140 <br /> LCS 70-130 <br /> Control Limits <br /> Please Note <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 /> fortified with known quantities of specific compounds and subjected to the entire analytical procedure If <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 /> regory <br /> Project Manager *'MS-Matrix Spike, MSD=MS Duplicate,RPD-Relative%Difference 9704512 EEE <9> <br />