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 /> Analytical 819 Stnker Avenue Suite 8 Sacramento, CA 95834 (916) 921 9600 FAX(916)921 0100 <br /> Touchstone Developments Client Project ID 8264-2, Chevron 9-8264 <br /> P O Box 2554 Matrix Solid <br /> Santa Rosa, CA 95405 <br /> Attention Jeff Monroe Work Order# 9511A10-42 Reported Nov 27, 1995 <br /> QUALITY CONTROL DATA REPORT <br /> Analyte 1 1 Dichloro Tnchloro Chioro- <br /> ethene ethene benzene <br /> OC Batch# GC1114958010EXA GC1114958010EXA GC1114958010EXA <br /> Analy Method EPA 8010 EPA 8010 EPA 8010 <br /> Prep Method EPA 5030 EPA 5030 EPA 5030 <br /> Analyst A Li A Li A Li <br /> M S/MSD # 951193201 951193201 951193201 <br /> Sample Cone N D N D N D <br /> Prepared Date 11/14/95 11/14/95 11/14/95 <br /> Analyzed Date 11/15/95 11/15/95 11/15/95 <br /> Instrument 1 D # GCHP8 GCHP8 GCHP8 <br /> Cone Spiked 25 ug/Kg 25 jig/Kg 25 k9/Kg <br /> Result 25 26 24 <br /> MS % Recovery 100 104 96 <br />• Dup Result 25 24 25 <br /> MSD % Recov 100 96 100 <br /> RPD 00 so 41 <br /> RPD Limit 0-50 050 0-50 <br /> LCS # BLK111495 BLK111495 BLK111495 <br /> Prepared Date 11/14/95 11/14/95 11/14/95 <br /> Analyzed Date 11/15/95 11/15/95 11/15/95 <br /> Instrument I D # GCHP8 GCHP8 GCHP8 <br /> Cone Spiked 25ug/Kg 25pg/Kg 25ug/Kg <br /> LCS Result 23 23 22 <br /> LCS % Recov 92 92 88 <br /> MS/MSD <br /> LCS 28-167 35-146 38-150 <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 /> SE OIA 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 /> Mark J Cargasacchi **MS=Matrix Spike MSD=MS Duplicate RPD=Relative%Difference <br /> Project Manager 9511A10 TTT <5n <br />