Laserfiche WebLink
Sequoia 680 lieDrive Redwood City CA 94063 `°''(650)364-9600 FAX(650)364-9133 <br /> 404 N Wiget Lane Walnut Creek U 94598 (925)988-9600 FAX(925)988-4673 <br /> Analytical 814 Striker Avenue Suitt B Sacramento CA 95834 (916)921-9600 FAX(916)921-4100 <br /> 1455 McDowell Blvd North Ste D Petaluma.CA 94954 (707)792-1865 FAX(707)792-0342 <br /> 1551 Industrial Road San Carlos,CA 94070-4111 (650)232-9600 FAX(650)232-9612 <br /> ATC Associates, Inc Client Project ID AT&T Lodi 61059 0019 <br /> 1117 Lone Palm Avenue <br /> Modesto, CA 95351-1502 <br /> Attention David Oliver QC Sample Group 9903152-01-04 Reported Mar 9, 1999 <br /> QUALITY CONTROL DATA REPORT <br /> Matrix Solid <br /> Method EPA 8015M <br /> Analyst J SONNVILLE <br /> ANALYTE Diesel <br /> QC Batch # GC0304990HBPEXC <br /> Sample No 9902D36-1 <br /> Date Prepared 311199 <br /> Date Analyzed 312199 <br /> Instrument I D# GCHP4A <br /> Sample Conc , mg/Kg 1 3 mg/Kg MS & MSD ARE REFFERED <br /> Conc Spiked, mg/K9 17 FROM GCO301990HBPEXC <br /> 0 Matrix Spike, mg/Kg 14 <br /> % Recovery 75 <br /> Matrix <br /> Spike Duplicate, mg1K9 15 <br /> % Recovery 81 <br /> Relative % Difference 7 7 <br /> RPD Control Limits 0-50 <br /> ECS Batch# BLK030499CS <br /> Date Prepared 314199 <br /> Date Analyzed 314199 <br /> Instrument I D# GCHP5A <br /> Conc Spiked, mg/K9 17 <br /> Recovery, m9lK9 15 <br /> LCS % Recovery 88 <br /> Percent Recovery Control Limits <br /> MS/MSD 50150 <br /> LCS 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 free matrix that is analyzed using the same reagents, <br /> OQUOIA 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 It <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 /> Kay Imya <br /> Prdj'ect Ma ger <br />