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Roy E- weston, Inc- - Stockton Laboratory <br /> Client: GENOVA BAKERY Pr03ect # :L90502 <br /> LP # - 11111 <br /> Volatiles Case Narrative <br /> TPH-G: Calibration was verified for all samples analyzed- <br /> Surrogate recoveries were within acceptable limits _ <br /> The method blank associated with this sample was free from <br /> target interferences . <br /> Spike recoveries were within acceptable limits . <br /> BTEX: This sample was sampled on 5-15-91 . <br /> This sample was analzyed on 5-29 & 30-91 in accordance with <br /> EPA 602 protocols <br /> All required holding times for this sample was met with the <br /> exception of confirmation, Which was ran one day out of <br /> hold. <br /> The initial and continuing calibration standards associated <br /> with this set of samples was verified as specified -in EFA <br /> 602 protocols . <br /> All blanks analyzed were below the limits stipulated in the <br /> EPA Contract Lab Program 2/88 . <br /> Of the 14 surrogates analyzed, none exceeded QC limits <br /> The blank spike and spike duplicate recoveries were within <br /> QC limits _ <br /> The blank spike relative percent difference Were within QC <br /> limits <br /> All retention times were within acceptable limits _ <br />