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• 680 Chesapeake drive Redwood GM CA 94063 (415) 364 9600 FAX(415) 364 9233 <br /> Sequoia 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 /> ,,,Blaine YTech$ervices,hinc A ,client Protect ID '06evron 9-8832/970107-Z1 <br /> 1680 Rogers Avenue Matrix Liquid ={ <br /> San Jose, CA 95112 <br /> Attention Fran Thle Work Order# 9701244-01 Reported Jan 16, 1997; <br /> " .Y " ,r :'}: .. <br /> QUALITY CONTROL DATA REPORT <br /> Analyte: 1,1-Dichloro- Trichloro- Chloro- <br /> ethene ethene Benzene <br /> QC Batch# GC01079780100aA GCO10797801008A GC010797801008A <br /> Analy Method: EPA 8010 EPA 8010 EPA 8010 <br /> Prep. Method: EPA 5030 EPA 5030 EPA 5030 <br /> Analyst. E Cunanan E Cunanan E Cunarnan <br /> MS/MSD#. 970123402 970123402 970123402 <br /> Sample Conc.* N D N D N D <br /> Prepared Date 1/7/97 1/7197 1/7/97 <br /> Analyzed Date, 1/7/97 1/7/97 1/7/97 <br /> Instrument I D # GCHP8 GCHP8 GCHP8 <br /> Conc. Spiked 25 Yg/L 25 pg/L 25 ug/L <br /> Result 27 23 24 <br /> MS % Recovery 108 92 96 <br />• { <br /> Dup. Result 28 23 24 <br /> MSD% Recov 112 92 96 <br /> RPD 36 00 00 <br /> RPD Limit: 0-25 0-25 0-25 <br /> LCS # BLK010897 BLK010897 BLK010897 <br /> Prepared Date. 1/8/97 1/8/97 1/8/97 <br /> Analyzed Date 1/8/97 1/8/97 1/8/97 <br /> Instrument LD # GCHP8 GCHP8 GCHP8 <br /> Conc Spiked 25 ug/L 25 pg/L 25 ug/L <br /> LCS Result, 23 22 24 <br /> LCS %Recov 92 88 96 <br /> 60-140 60-140 6D-140 <br /> LCS 65-135 70-130 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 /> UlA 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 matnx <br /> interference,the LCS recovery is to be used to validate the batch <br /> *"MS=Matrix Spike,MSD=MS Duplicate, RFD=Relative%Difference <br /> rolect Manager 9701244 BLA <s> <br />