Laserfiche WebLink
Sequoia 685 Chesapeake Drove Redwood City CA 94063 (650)364-9600 FAX(655) 364-9633 <br /> 404 N eget lane Walnut Creek CA 44598 (925)988-9600 FAX(965)988-9673 <br /> (Z) <br /> Analytical 819 Striker Avenue Suite 8 Sacramento CA 95834 (916)921-9600 FAX(916)921-0100 <br /> 1455 McDowell Blvd North Ste D Petaluma.CA 94954 (707)792-1865 FAX(707)792-0342 <br /> Blaine Tech Services, Inc Client Project ID Shell 2575 Country Club Blvd i <br /> 1680 Rogers Ave Matrix Liquid <br /> San Jose, CA 95112 <br /> Attention Fran Thle Work Order# 98071-187-01-03, 05-09, Reported Aug 20, 1998 <br /> 9807H88-10 <br /> QUALITY_CONTROL DATA-REPORT <br /> Analyte Benzene Toluene Ethyl Xylenes Gas <br /> Benzene <br /> QC Batch# GCO81098802002-A GCO81098802002A GCO81098802002A GCO81098802002A GCO81098802002A <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 C Westwater C Westwater C Westwater C Westwater C Westwater <br /> MS/MSD# 8072191 8072191 8072191 8072191 8072191 <br /> Sample Conc N D N D N D N D N D <br /> Prepared Date 8/10/98 8/10/98 8/10/98 8/10/98 8/10/98 <br /> Analyzed Date 8/10/98 8/10/98 8/10/98 8/10/98 8/10/98 <br /> Instrument I D # HP2 HP2 HP2 HP2 HP2 <br /> Cone Spiked 20 fug/L 20 fug/L 20 fug/L 60pg/L 350yg/L <br /> Result 20 20 20 61 330 <br /> MS % Recovery 100 100 100 102 94 <br /> Dup Result 22 21 21 63 330 <br /> MSD % Recov 110 105 105 105 94 <br /> RPD 95 49 49 32 00 <br /> RPD Limit 0-20 0-20 0-20 0-20 0-50 <br /> —2- - M 1 »-11A ,-4—.- , r ,.,�Z vuvr <br /> LCS # LCS081098 LCS081098 LCS081098 LCS081098 LOS081098 <br /> Prepared Date 8/10/98 8/10/98 8/10/98 8/10/98 8/10/98 <br /> Analyzed Date 8/10/98 8/10/98 8/10/98 8/10/98 8/10/98 <br /> Instrument I D # HP2 HP2 HP2 HP2 HP2 <br /> Cone Spiked 20 fug/L 20 fug/L 20 fug/L 60 fug/L 350 fug/L <br /> LCS Result 23 22 23 68 340 <br /> LCS % Recov 115 110 115 113 97 <br /> 60-140 60-140 60-140 60-140 <br /> LCS 70-130 70-130 70-130 70-130 60-140 <br /> Control Limits <br /> Please Note <br /> ISEANALYTICAL. The LCS is a control sample of known,interferent-free matrix that is analyzed using the same reagents, <br /> 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 1s to be used to validate the batch <br /> ner <br /> ager **MS=Matrix Spike, MSD=IVIS Duplicate, RPD=Relative%Difference 9807HB7 8LA <14> <br />