Laserfiche WebLink
U I ALVT� L <br /> 680 Chesapeake Drive • Redwood City,CA 94063 <br /> (415)3654.9600 FAX(4115),364-9233 <br /> U.S.Technicid Environmental Consult. Client ProfeCt ID: #90054.63 <br /> 1414 N.Broadway Rd. <br /> Tempe,AZ 85282 <br /> Attention: Rowland Hall OC Sample Group 11146(17 18 Reported: <br /> QUALITY CONTROL DATA REPORT <br /> i <br /> ANALYTE Ethyl- <br /> Benzene Toluene Benzene Xylenes <br /> Method: EPA 8020 EPA 8020 EPA 8020 EPA 8020 <br /> Arlrlyst: J.Jenks J.Jenks J.Jenks J.Jenks <br /> Reporting Units: Ng/L ug/u Mg/L ug/L <br /> Date Analyzed: Dsc 6. 1991 Dec 5. 1991 Dec 5, 1991 Dec 5, 1991 <br /> QC Sample#: GBLKIM591 GBLK120591 GEM12o591 GBLK12GUI <br /> 1 - i <br /> ',.. Sample Cone.: N.D. N.D. N.D. N.D. <br /> i Spike Conc. <br /> Added: 10 10 i0 30 <br /> Cone.Matrix <br /> — $pike: 10 10 10 30 <br /> Matrix Spike <br /> %Recovery: 100 100 i00 t00 <br /> Conc.Matrix <br /> Spike Dup.: 10 11 10 32 <br /> Matrix Spike <br /> Duplicate <br /> %Recovery: 100 110 100 107 <br /> Relative <br /> %Difference: 0.0 9.5 0.0 6.5 <br /> SEOUOIA ANALYTICAL %Recovery: Conc.of M.S.-Conc.of Sample x 100 <br /> Spike Conc.Added <br /> --........... <br /> ------ --t —— —— <br /> 1 - <br /> -'` (Conc.of M.S. +Conc.of M.S.D.)/2 <br /> Maile A.Springer. s ` 1114614.UST <6> <br /> Project Manager <br />