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1 <br />' ROY F. WESTON, INC. <br /> STOCKTON ANALYTICAL LABORATORY <br /> ANALYTICAL CASE NARRATIVE <br />' Client: SAN JOAQUIN COUNTY <br /> RFW#• 9306SO33 <br />' TOTAL EXTRACTABLE HYDROCARBONS <br />' 1 This narrative covers the analysis of 5 samples in accordance with protocols based <br /> on California LUFT Manual, October 1989 <br />' 2 The holding times for this analysis were met <br /> 3 Initial and continuing calibration criteria were met by the standards associated <br />' with the samples covered by this report <br /> 4. The method blank associated with these samples did not contain any target <br /> compounds at or above the reporting limit. <br /> 5 Surrogate recoveries were within advisory limits <br />' 6 The recovery for the blank spike was within advisory limits <br />' 7. Matrix spikes were not performed on any of the samples covered by this report <br /> - ,2 ,2 2 <br />' Dale E Gunble Unit Leader date <br /> 1 <br /> 1 <br />