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Sequoia680 Chesapeake Dnve Redwood City CA 94063 (415) 364 96W FAX(415)364 9233 <br /> 404 N WEget Lane Walnut Creek CA 94598 (510) 988 9600 FAX(510)988 9673 <br /> Analytical 819 Sinker Avenue Suite 8 Sacramento,CA 95834 (916) 921 9600 FAX(916)921 0100 <br /> r <br /> "e»"> „z^';:^' • rr +i °"w ` t r 4 vrv,<n 4r. «r+rr,.:? s 'cam y*` <br /> Blaine Tech Services, Inc Client Project ID Chevron 9-8264/960820-J1 <br /> 1985 Timothy Drive Matrix Liquid f <br /> � ry <br /> ,'San Jose, CA 95133 <br /> Attention Jim Keller Work Order# 96OBC70-01 v} r ` Reported Sep, 4,r 1996 <br /> lvm '"v Q}v{'yv+�V 1�V v � +y AA V lA rr S~V' rry nrvtxr+ ♦V+ vv+ r Vr+r ry r r + +M1'r r nrvn+n V v r i ' v n•v fi ry v rr'ni+r+-rr i + rf <br /> n4+rv`w r r:+r n rFrr <br /> QUALITY CONTROL DATA REPORT <br /> Analyte' 2,4-Dinitro- Pentachloro- Pyrene <br /> toluene phenol <br /> QC Batch# MS0821968270EXA MS0821958270EXA MS0821969270EXA <br /> Analy Method EPA 9270 EPA 8270 EPA 8270 <br /> Prep Method EPA 3510 EPA 3510 EPA 3510 <br /> Analyst. E Manuel E Manuel E Manuel <br /> MS/MSD #, 960SB7303 96(}8137303 960867303 <br /> Sample Cone . N D ND N D <br /> Prepared Date 8/21/96 8/21/96 8/21/96 <br /> Analyzed Date 8/22/96 8/22/96 8/22/96 <br /> Instrument I D # F4 F4 F4 <br /> Cone Spiked 200 pg/L 200 Ng/L 200 pg/L <br /> Result 150 170 140 <br /> MS % Recovery. 75 85 70 <br /> Dup Result 150 170 140 <br /> MSD%Recov 75 85 70 <br /> RPD 00 00 00 <br /> RPD Limit 0.30 0-30 0-30 <br /> ' r , V r } .r ' v. + v Ji ' r' v+ nv •}n 6r. v r ' r r r i,v r .r, r + V V r , <br /> LCS #. BLKOB2196 BLK082196 BLK082196 <br /> Prepared Date 8/21/96 8/21/96 8/21/96 <br /> Analyzed Date. 8/22/96 8/22/96 8/22/96 <br /> Instrument I D #. F4 F4 F4 <br /> Cone Spiked: 2ooug/L 200 ug/L 20opg/L <br /> LCS Result* 150 160 140 <br /> LCS%Recov 75 80 70 <br /> 32-114 17-146 32-125 <br /> LCS 45-100 22-117 50-114 <br /> Control Limits <br /> Please Note <br /> The LCS 1s a control sample of known,interferent-free matrix that Is analyzed using the same reagents, <br /> E A NALYTICAL 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 /> P ner **MS=Matrix Spike,MSD=MS Duplicate,RPD-Relative%Difference <br /> Project Manager Page 3 of 3 96WC70 BLA <4' <br />