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1 <br /> Sequoia 680 Chesapeake Drive Redwood City,CA 94063 (650)364-9600 FAX(650) 364-9233 <br /> 404 N.Wlget Lane Walnut Creek,CA 94598 (925)988-9600 FAX(925)988-9673 <br /> Analytical 819 Striker Avenue,Suite 8 Sacramento,CA 95834 (916)921-9600 FAX(916)921-0100 <br /> 1455 McDowell Blvd.North,Ste.D Petaluma,CA 94954 (707) 792-1865 FAX(707)792-0342 <br /> ATC'ASS <br /> ociates, Inc. Client Project ID:' Inland Paint <br /> €1260 Graphics Drive Matrix: Solid <br /> ' Modesto CA 95351-1502 <br /> Attention Drew Van Allan Work Order#: 9809984 07-08 Reported: Oct 1, 1998 <br /> ' QUALITY CONTROL DATA REPORT <br /> ' Analyte: 1,1-Dichloro- Trichloro- Chtoro- <br /> ethene ethane Benzene <br /> QC Batch#: SP0918988010EXA SP0918988010EXA SP0918988010EXA <br /> Anally. Method: EPA 8010 EPA 8010 EPA 8010 <br /> ' Prep. Method: EPA 5030 EPA 5030 EPA 5030 <br /> Analyst: P. Kosovskaya P.Kosovskaya P. Kosovskaya <br /> MS/MSD #: 8091521 8091521 8091521 <br /> Sample Conc.: N.D. N.D. N.D. <br /> Prepared Date: 9/18/98 9/18/98 9/18/98 <br /> Analyzed Date: 9/18/98 9/18/98 9/18/98 <br /> ' instrument I.D.#: HP7 HP7 HP7 <br /> Conc.Spiked: 200ug/Kg 200pg/Kg 200Ng/Kg <br /> Result: 180 180 170 <br /> MS % Recovery: 90 90 85 <br /> Dup. Result: 210 200 200 <br /> ' MSD %Recov.: 105 100 100 <br /> RPD: 15 11 16 <br /> RPD Limit: 0-25 0-25 0-25 <br /> :..... .. ::...:..: :.. :... :.:. .......... <br /> LCS#: LC8091898 LCS091898 LCS091898 <br /> Prepared Date: 9/18/98 9/18/98 9/18/98 <br /> Analyzed Date: 9/18/98 9/18/98 9/18/98 <br /> Instrument I.D.#: HP7 HP7 HP7 <br /> Conc. Spiked: 200ug/Kg 200Mg/Kg 200yg/Kg <br /> LCS Result: 220 210 210 <br /> LCS %Recov.: 110 105 105 <br /> ' 60-140 60-140 60-140 <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 /> SEQUOIA ANALYTICAL preparation,and analytical methods employed for the samples. The matrix spike is an aliquot of sample <br /> FLAP#1271 It fortified with known quantities of specific compounds and subjected to the entire analytical procedure. If <br /> 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 /> I<a [m **MS=Matrix Spike,MSD=MS Duplicate, RPD=Relative% Difference <br /> '' Project Manager 9809984.AAA <1 <br />