Laserfiche WebLink
' 680 Chesapeake Drive Redwood City CA 94063 (650) 364 9600 FAX(650)364 9233 <br /> Sequoia 404 N Wiget Lane Walnut Creek CA 94598 (510) 988 9600 FAX (510)988 9673 <br /> Analytical 819 Striker Avenue Suite 8 Sacramento CA 95834 (916) 421 9600 FAX (916)92 t 0100 <br /> Blaine Tech Services, Inc Client Project ID Chevron 9-8264 /971124-Sl <br /> 1680 Rogers Ave Matrix Liquid <br /> San Jose, CA 95112 <br /> Attention Fran Thie Work Order# 9711 F41-01 Reported Dec 16, 1997 <br /> QUALITY CONTROL DATA REPORT <br /> Analyte 2,4-Dlnitro- Pentachloro Pyrene <br /> toluene phenol <br /> QC Batch# MS1126978270EXB MS1126978270EXB MS1126978270EXB <br /> Analy Method EPA 8270 EPA 8270 EPA 8270 <br /> Prep Method EPA 3510 EPA 3510 EPA 3510 <br /> Analyst E Manuel E Manuel E Manuel <br /> MS/MSD # W151 12697 WB 112697 W6112697 <br /> Sample Conc ND ND N D <br /> Prepared Date 11/26/97 11/26/97 11/26/97 <br /> Analyzed Date 12/1/97 12/1/97 12/1/97 <br /> Instrument I D # H5 H5 H5 <br /> Conc Spiked 200 pg/L 200 ug/L 200 jig/L <br /> Result 135 129 106 <br /> MS % Recovery 68 65 53 <br /> Dup Result 142 139 114 <br /> MSD % Recov 71 70 57 <br /> RPD 51 75 73 <br /> RPD Limit 0-30 0-30 0-30 <br /> LCS#. LCS120197 LCS120197 LCS120197 <br /> Prepared Date 12/1/97 12/1/97 12/1/97 <br /> Analyzed Date 12/1/97 12/1/97 12/1/97 <br /> Instrument I D # F4 F4 F4 <br /> Conc Spiked 200ug/L 200j+g/L 200 jig/L <br /> LCS Result 175 122 123 <br /> LCS % Recov 88 61 62 <br /> LCS <br /> Control Limits 24-96 9-103 26-127 <br /> Please Note <br /> The LCS is a control sample of known,Interferent-free 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 M <br /> r the recovery of analytes from the matrix spike does not fall within specified control limits due to matrix <br /> ALJ oc_� interference,the LCS recovery Is to be used to validate the batch <br /> Peggy Penner "*MS=Matrix Spike,MSD-MS Duplicate,RPD=Relative%Difference <br /> Project Manag r Page 3 of 3 9711F'41 BLA <9> <br />