Laserfiche WebLink
1 680 Chesapeake Drive Redwood City CA 94063 (650) 364-9600 FAX(650)364-9Z33 <br /> Sequoia 404 N WISet Lane Walnut Creek,CA 94598 (925)988-%00 FAX(925)988-9673 <br /> 819 Striker Avenue Suite 8 Sacramento CA 95834 916 921-9600 FAX 916 921-0100 <br /> Analytical 1455 McDowell Blvd North Ste D Petaluma,CA 94954 (707)792-1865 FAX(707)792-0342 <br /> � y <br /> ATC Associates, Inc Client Project ID Continental Grain 62500 0001 <br /> 1260 Graphics Drive <br /> Modesto, CA 9535 1-1 502 <br /> Attention Drew Van Allen QC Sample Group 9808A13-01-03 Reported Aug27 1998 <br /> QUALITY CONTROL DATA REPORT <br /> ' Matrix Liquid <br /> Method EPA 8015A <br /> ' Analyst A PORTER <br /> ANALYTE Diesel <br /> QC Batch # GCO819980HBPEXB <br /> Sample No 9808A13-3 <br /> Date Prepared 8119198 <br /> Date Analyzed 8/20198 <br /> Instrument I D# GCHP4A <br /> Sample Conc , uglL 4200 <br /> Conc Spiked, uglL 1000 <br /> Matrix Spike ug/L 5100 <br /> % Recovery 90 <br /> Matrix <br /> Spike Duplicate, ug/L 5300 <br /> % Recovery 110 <br /> ' Relative % Difference 20 <br /> RPD Control Limits 0-50 <br /> LCS Batch# BLK081998BS <br /> ' Date Prepared 8119198 <br /> Date Analyzed 8120198 <br /> Instrument 1 D# GCHP4A <br /> Conc Spiked, ug/L 1000 <br /> Recovery, uglL 820 <br /> LCS % Recovery 82 <br /> Percent Recovery Control Limits <br /> ' MS1M$D 50 150 <br /> LC$ 60 140 <br /> Quality Assurance Statement All standard operating procedures and quality control requirements have been met <br /> ' Please Note <br /> The LCS is a control sample of known interferent tree 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 /> ' e, 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 /> Kay Im <br /> Prolect Ma ager <br />