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Sequoia 404 N. ,CA Lane <br /> Walnut Creek.CA 94598 <br /> kc- ) (925) 988-9600 <br /> Analytical <br /> FAX(925)988-9673 <br /> Roy F. Weston;`Inc. Clierit Projecf ID: Home Depot, Tracy Sampled. May 12, 1999;. <br /> 2300 Clayton Rd., Ste 1580 Sample Descript: Water, GW-2 Received: May 13, 1999.. <br /> Concord, CA 94520 Analysis Method: EPA 8151 Extracted: May 19, 1999:; <br /> Attention: Scott Lookingbill Lab Number: 905-0776 Analyzed: Jun 23, 1999 ,<' <br /> Reported: Jul 9, 1998.. <br /> QC Batch Number: 9070302 <br /> Instrument ID: - <br /> CHLORINATED HERBICIDES (EPA 8151) <br /> Analyte Detection Limit Sample Results <br /> Ng/L Ng/L <br /> 2,4-D.................................................................................. 1.0 ..................................... N.D. <br /> 2,4-DB................................................................................ 1.0 ..................................... N.D. <br /> 2,4,5-T................................................................................ 1.0 ..................................... N.D. <br /> 2,4,5-TP (Silvex)................................................................ 1.0 ..................................... N.D. <br /> Dalapon............................................................................. 1.0 ..................................... N.D. <br /> Dicamba............................................................................ 1.0 ..................................... N.D. <br /> Dichloroprop..................................................................... 1.0 .....................I............... N.D. <br /> Dinoseb............................................................................. 1.0 ..................................... N.D. <br /> MCPA................................................................................. 500 ..................................... N.D. <br /> MCPP................................................................................. 500 ......... N.D. <br /> ............................ <br /> Surrogates Control Limit% % Recovery <br /> Dichlorophenylacetic acid................................................ 30 150..................................... 81 <br /> Analytes reported as N.D.were not present above the stated limit of detection. <br /> SEQUOIA ANALYTICAL, #1210 <br /> Anne Fegley <br /> Project Manager <br /> 9050775.RFW <14> <br />