Laserfiche WebLink
SEQUOIA ANALYTICAL <br /> 1940 Bates Avenue • Suite LM <br /> Concord, California 94520 <br /> (510) 686-9600 • FAX (510)686-9689 <br /> Afton Geoscience Ciierlt Project ID: Mobil �03�, 30-0136 <br /> 5870 Stoneridge Drive, Suite 6 <br /> Pleasanton, CA 94588 <br /> Attention Stephan Rosen OC Sam 40 <br /> Sample Group. 20144 156 Reported Apr 13, 1992 <br /> QUALITY CONTROL DATA REPORT <br /> ANALYTE Ethyl- Total Organic <br /> Benzene Toluene Benzene Xylenes Diesel Carbon <br /> EPA EPA EPA EPA <br /> Method: 8015/8020 8015/8020 8015/88015/8020 EPA8015 EPA 415.1 <br /> 020 <br /> Analyst: K.E. K.E. KE. K.E. A Tuzon J.Ftasmussen <br /> Reporting Unfts: mg/Kg ^ng/Kg mg/Kg mg/Kg mg/Kg nng/KG <br /> Date Analyzed: Apr 8, 1992 Apr 8, 1992 Apr 8, 1992 Apr 8, 1992 Apr 10, 1992 Apr 9, 1992 <br /> OC Sample#: Matrix Blank Matrix Blank Matrix Blank Matrix Blank Matrix Blank Matrix Blank <br /> Sample Cone.: N.D. N.D. N.D. N.D. N.D. N.D. <br /> Spike Cone. <br /> Added: 0.44 0.40 0.40 1.2 10 1000 <br /> Cone. Matrix <br /> Spike: 0.46 0.45 0.47 1.4 7.9 1037 <br /> Matrix Spike <br /> %Recovery: 115 112 118 117 79 104 <br /> Cone. Matrix <br /> Spike Dup.: 0.46 0.46 0.44 1.5 7.1 1038 <br /> Matrix Spike <br /> Duplicate <br /> % Recovery: 115 115 110 125 71 104 <br /> Relative <br /> % Difference: 0.0 2.2 6.6 6.9 10 0.10 <br /> SEQUOIA ANALYTICAL <br /> Scott A. Chieffo <br /> Project Manager <br /> 2p40147.ALT <4> <br />