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CHRQMALAB, INC. <br /> F= Environmental Services(SD8) <br />' April 16 , 1998 Submission # 9803455 <br /> HARDING LAWSON (SACRAMENTO) <br /> Atten. Gary Haeck <br />' Project: Not provided Pro_7ect# 38737 004 <br /> Received: March 30 , 1998 <br /> re: One sample for Gasoline BTEX analysis . <br /> Method: SW846 8020A Nov 1990 / 8015Mod <br /> Client Sample ID: HP-2SD <br /> Spl#: 177962 Matrix: SOIL <br /> Sampled: March 26 , 1998 Run#:12211 Analyzed - April 15, 1998 <br /> REPORTING BLANK BLANK DILUTION <br /> RESULT LIMIT RESULT SPIKE FACTOR <br /> ANALYTE (mg/Kcr) (mg/Kg-l- --_(Wq/Kg) L%) <br /> GASOLINE 640 40 N.D 94 4 <br />' BENZENE 3 8 2 5 N.D 100 4 <br /> TOLUENE N D 2 . 5 N.D 104 4 <br /> ETHYL BENZENE 11 2 . 5 N.D 115 4 <br /> XYLENES 40 2 . 5 N.D 117 4 <br /> Note Sample analyzed outside of holdtame Surrogate Recoveries biased high <br /> due t ydrocarbon co-elutaon <br /> Vincent Vancil Michael Verona <br />' Chemist Operations Manager <br /> 916-364-5633 ccvtsso BTEX00O220 <br /> 1220 Quarry Lane • Pleasanton, California 94566-4756 VINCE IB t7 <br /> (510) 484-1919• Facsimile (510) 484-1096 <br /> Federal ID #68-0140157 <br />