Laserfiche WebLink
• Sequoia 680 Chesapeake Drive Redwood City,CA 94063 (415) 364 9600 FAX(415) 364 9233 <br /> ID y 404 N Wiget Lane Walnut Creek,CA 94598 (510) 988 9600 FAX(510)988 9673 <br /> Analytical 819 Striker Avenue Suite 8 Sacramento CA 95834 (916) 921 9600 FAX(916)921 0100 <br /> Blame Tech Services, Inc Client Project 10 Chevron 9-8632 /9611 05-C2 <br /> 985 Timothy Drive Matrix Liquid <br /> San Jose, CA 95133 <br /> Attention Jim Keller Work Order# 9611260-01 Reported Nov 23, 1996 <br /> QUALITY CONTROL DATA REPORT <br /> Analyte Phenol 2-Chlorophenol 1,4-Dichloro- N-Nitroso-Di- <br /> benzene N-propylamrne <br /> QC Batch# MS1108968270EXA MS1108968270EXA MS1108%8270EXA MS1108%8270EXA <br /> Analy Method EPA 8270 EPA 8270 EPA 8270 EPA 8270 <br /> Prep Method EPA 3510 EPA 3510 EPA 3510 EPA 3510 <br /> Analyst- B Pitamah B Pitamah B Pitamah B Pitamah <br /> MS/MSD #. BLK110896 BLK110896 BLK110896 BLK110896 <br /> Sample Conc N D N D N D N D <br /> Prepared Date 11/8/96 11/8/96 11/8/96 11/8/96 <br /> Analyzed Date 11/11/96 11/11/96 11/11/96 11/11/96 <br /> Instrument I D # F4 F4 F4 F4 <br /> Conc Spiked 200 ug/L 200 pg/L 200 ug/L 200 ug/L <br /> Result 54 133 98 143 <br /> MS%Recovery 27 67 49 72 <br /> Dup Result 56 134 105 149 <br /> MSD % Recov 28 67 53 75 <br /> RPD 36 070 69 41 <br /> RPD Limit 0-30 0-30 0-30 0-30 <br /> LCS # - - - <br /> Prepared Date - <br /> Analyzed Date - <br /> Instrument I D # - <br /> Conc Spiked - <br /> LCS Result- <br /> LCS%Recov - - - - <br /> LCS <br /> Control Limits 12-110 27-123 36-97 41-116 <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 /> riterference,the LCS recovery is to be used to validate the batch <br /> Peggy Penner **MS=Matrix Spike,MSD=MS Duplicate,RPD=Relative%Difference <br /> Project Manager Page 1 of 3 9611260 BLA <4> <br />