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SEQUOIA ANALYTICAL <br /> 1900 Bates Avenue • Suite LM • Concord, California 94520 <br /> (510) 686-9600 FAX (510) 686-9689 <br /> ::::::...•..•:::. .:.:..:.:...:...:.::.......................... . .................................................. .................. <br /> Trwin Cfleiif 'roecf TCS: #03301 :x[] <br /> 335 t;rogan Ave., Ste A { <br /> Merced, CA 95344 <br /> } <br /> Attention: Roy Austin QCReported: Aug 5, 1993 <br /> Sample Group 3071039-40 <br /> r <br /> QUALITY CONTROL DATA REPORT <br /> A L T <br /> Organic Lead <br /> Method: LFT <br /> Analyst: K.V.S. <br /> Reporting Units: mg/Kg <br /> Date Analyzed: Jul 26, 1993 <br /> QC Sample #: 307-1040 <br /> Sample Cone.: N.D. <br /> Spike Cone. <br /> F s Added: 25 <br /> Cone. Matrix <br /> Spike: 25 <br /> Matrix Spike <br /> % Recovery: 100 <br /> Cone.Sample <br /> Duplicate: 25 <br /> Matrix Spike <br /> Duplicate <br /> %Recovery: 100 <br /> Relative <br /> % Difference: ' 0.0 <br /> SE01.1101A ANALYTICAL %Recovery: Cone.o one,of Sample x 100 <br /> pike Cone,Vided <br /> Relative%Difference. Cono,of M.S.-Cono,of M.S,D, x 100 <br /> wren L. Enstrom (Conc.of M.S. + Cone.of M.S.D. 2 <br /> Project Manager <br /> 3071039-WWI <6> <br />