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F�F - <br /> NMI- <br /> EMS, <br /> Y <br /> SUPERIOR ,ANALYTICAL LABORATORY, INC. <br /> 1555 BURKE. UNITI- SAN FRANCISCO.CA 94124 • P iCNE(415) 647-2031 <br /> C E R T I F I C A T E O F A N A L Y S I S <br /> { LABORATORY NO. : 52463 DATE RECEIVED: 09/07/90 4 <br /> CLIENT: Leedshill - Herkenhoff. Inc. DATE REPORTED: 09/14/90 I <br /> CLIENT JOB NO. ; 90819. 12 <br /> F. ' <br /> , - a <br /> i <br /> ANALYSIS FOR TOTAL PETROLEUM HYDROCARBONS <br /> cLft by Modified EPA SW-846 Method 8015 <br /> LAB Concentration (mg/L) <br /> 0 Sample Identification Diesel Range s <br /> i ---- ---------------------- -------------- <br /> a:o <br /> 22 9-6-90-abi-W'. ND<1 <br /> 23 9-5-90-Bb4-W ' 5 ` <br /> .; 24 9-6-90-sb6-W: ND<! <br /> Diesel Range hydrocarbons fron gasoline contamination. Not Diesel Fuel <br /> Minimum Detection Limit for Diesel in Water: 1mg/L <br /> QAQC Summary: # <br /> 1 <br /> 11 <br /> Daily Standard run at 200m9/L: XDiff Diesel = <15X <br /> C MS/MSD Average Recovery = 964:: Duplicate RPD = 1 X <br /> } <br /> L1 Richard Srna. Ph.D. <br /> 't <br /> r' t <br /> Laboratory Di Ct0 I <br /> 1 <br /> r, OUTSTANDING QUALITY AND SERVICE <br />