Laserfiche WebLink
• Sequoia680 Chesapeake Drive Redwood City,CA 94063 (650) 364 9600 FAX(650)364 9233 <br /> 404 N Wtget 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 Tech Services, Inc Client Project ID Chevron 9-8264 <br /> 1680 Rogers Ave Matrix Liquid <br /> San Jose, CA 95112 <br /> Attention Fran Thie Work Order# 9802909-01-02, 05 Reported Feb 27, 1998 <br /> QUALITY CONTROL DATA REPORT <br /> Analyte Benzene Toluene Ethyl Xylenes Gas <br /> Benzene <br /> QC Batch# GCO22198802004A GCO22198802004A (3CO22198802004A GCO22198802004A GCO22198802004A <br /> Analy Method EPA 8020 EPA 8020 EPA 8020 EPA 8020 EPA 8015M <br /> Prep Method EPA 5030 EPA 5030 EPA 5030 EPA 5030 EPA 5030 <br /> Analyst K Nill K Nill K Nill K Nil! K Nill <br /> MS/MSD # 8021131 8021131 8021131 8021131 8021131 <br /> Sample Conic N D N D NO N D N D <br /> Prepared Date 2/21/98 2/21/98 2/21/98 2/21/98 2/21/98 <br /> Analyzed Date 2/21/98 2/21/98 2/21/98 2/21/98 2/21/98 <br /> Instrument I D # HP4 HP4 HP4 HP4 HP4 <br /> Conc Spiked 20yg/L 20 Ng/L 20 frg/L 60 pg/L 340,ug/L <br /> Result 18 19 18 55 300 <br /> MS % Recovery 90 95 90 92 88 <br /> 0 Dup Result 19 19 18 56 300 <br /> MSD % Recov 95 95 90 93 88 <br /> RPD 54 00 00 18 00 <br /> RPD Limit 0-20 0-20 0-20 020 0-50 <br /> LCS # LCS022198 LCS022198 LCS022198 LCS022198 LCS022198 <br /> Prepared Date 2/21/98 2/21/98 2/21/98 2/21/98 2/21/98 <br /> Analyzed Date 2/21/98 2/21/98 2/21/98 2/21/98 2/21/98 <br /> Instrument I D # HP4 HP4 HP4 HP4 HP4 <br /> Conc Spiked 20ftg/L 20pg/L 20yg/L 60jrg/L 340yg/L <br /> LCS Result 19 19 18 56 290 <br /> LCS % Recov 95 95 90 93 85 <br /> 60-140 60-140 60.140 60-140 60-140 <br /> LCS 70-130 70-130 70-130 70130 70-130 <br /> Control Limits <br /> Please Note <br /> SE0001 NALYTICAL The LCS is a control sample of known interferent-free matrix that is analyzed using the same reagents, <br /> 1 1 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 matrix <br /> interference,the LCS recovery is to be used to validate the batch <br /> Pe gy ner <br /> Prol Manager **MS=Matrix Spike, MSD=MS Duplicate RPD=Relative% Difference 9802909 BLA c3> <br />