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I <br /> EXCELCHEM <br /> ENVIRONMENTAL LABS <br /> 500 Giuseppe Court, Suite 9 <br /> Roseville, CA 95678 14 <br /> Phone# (916) 773-3664 Fax#- (916) 773-4784 <br /> QAIOC REPORT <br /> Attention Mr Matthew Taylor Date Analyzed 08-21-96 <br /> Wallace-Kuhl & Associates Matrix Water <br /> 3050 Industrial Blvd <br /> West Sacramento, CA 95691 <br /> Project 2938 0311444 Manposa <br /> TPHd <br /> PPB <br /> Reporting Limit 50 _ <br /> QA/QC PARAMETER <br /> Matrix Blank ND <br /> PERCENT RECOVERIES <br /> Laboratory Control Spike 46% <br /> Laboratory Control Spike Duplicate 74% <br /> ppb=parts per billion=uglL=microgram per Ener <br /> ND=Not detected Compound(s)may be present at concentrations below the reporting limit <br /> Spikes&Spike Duplicates were each spiked with 5000 ug of diesel standard <br /> ANALYTICAL PROCEDURES <br /> TPHd—Total petroleum hydrocarbons as djesei(high boiling points)are measured by extraction using EPA Method 3510,followed by modified EPA <br /> Methal%015 with direct sample injection into a GC equipped with an FID <br /> 08-26-96 <br /> abo atory Representative Date Reported <br />