Laserfiche WebLink
COLUMBIA ANALYTICAL SERVICES, INC. <br /> Client: EMCON Associates Date Received: 08/18/92 <br /> Project: A. Teichert & Sons/F90-02.02 Work Order #: SJ92-1044 <br /> Sample Matrix: Soil <br /> QA/QC Report <br /> Surrogate Recovery Summary <br /> TPH as Diesel <br />' EPA Method 3550/DHS LUFT Method <br /> Sample Name Date Analyzed Percent_Recovery <br /> P-Terphenyl <br /> I <br /> Composite Sample A 09/08/92 129. <br /> Comp 4 09/08/92 121. <br /> North 0.8' 09/08/92 8 <br /> NW 11' 09/08/92 102. <br /> SW 9.5' 09/08/92 93. <br /> NE 10' 09/08/92 104. <br /> SE 9.5' 09/08/92 116. <br /> Batt. 10' 09/08/92 66. <br /> Method Blank 09/08/92 103. <br /> CAS Acceptance Criteria 55-145 <br /> 1 TPH Total Petroleum Hydrocarbons <br /> No surrogate spike recovery was calculated due to high sample concentration requiring a dilution. <br /> 4 Approved by G Date <br /> 1921 Ringwood Avenue • Son Jose. California 95131 • Telephone 4081437-2400 Fax 4081437 9358 <br /> • <br />