Laserfiche WebLink
Sequoia 680 Chesapeake Drive Redwood City CA 94063 (650) 364-9600 FAX(650) 364-9233 <br /> 404 N Wiget Lane Walnut Creek CA 94598 (925)988-9600 FAX(92 5)988-9673 <br /> 819 Striker Avenue Suite 8 Sacramento CA 95834 (916)921-9600 FAX(916)921 0100 <br /> Analytical <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 /> Sequoia Analytical -San Carlos Client Project ID L904208 <br /> 1551 Industrial Road Matrix Liquid <br /> San Carlos CA 94070 <br /> Attention M Gregory Work Order# 9904794 11-20 Reported May 3, 1999 <br /> QUALITY CONTROL DATA REPORT <br /> Analyte Methanol Ethanol Iso-Propanol <br /> QC Batch# GC0423991SHSHSB GC042399[SHSHSB GC0423991SHSHSB <br /> Analy Method: ISHS ISHS ISHS <br /> Prep Method HS HS HS <br /> Analyst M M M M M M <br /> MS/MSD# 990485101 990485101 990485101 <br /> Sample Conc ND ND ND <br /> Prepared Date 4/23/99 4/23/99 4/23/99 <br /> Analyzed Date- 4/23/99 4/23/99 4/23/99 <br /> Instrument I D # GCV1 GCV1 GCV1 <br /> Conc Spiked 8 0 mg/L 8 0 mg/L 8 0 mg/L <br /> Result 90 10 10 <br /> MS % Recovery 113 125 125 <br /> Dup Result 89 99 99 <br /> MSD % Recov .. 111 124 124 <br /> RPD 11 10 10 <br /> RPD Limit 0-50 0-50 0-50 <br /> LCS# LCSO42399 LCSO42399 LCSO42399 <br /> Prepared Date 4/23/99 4/23/99 4/23/99 <br /> Analyzed Date 4/23/99 4/23/99 4/23/99 <br /> Instrument I D #- GCV1 GCV1 GCVi <br /> Conc Spiked 8 0 mg/L 8 0 mg/L 8 0 mg/L <br /> LCS Result 77 89 90 <br /> LCS % Recov. 96 111 113 <br /> 50-150 50-150 50-150 <br /> LCS 70-130 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 /> �SEQUOl,A7ANALYTICAL/ preparation,and analytical methods employed for the samples The matrix spike is an aliquot of sample <br /> f fortified with known quantities of specific compounds and subjected to the entire analytical procedure If <br /> r ~d/ 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 /> ayvan Kimya <br /> Project Manager **MS=Matrix Spike, MSD=IVIS Duplicate, RPD=Relative% Difference 9904794 SSS <2> <br />