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- J - <br /> a,_ <br /> COLUMBIA ANALYTICAL SERVICES, INC <br /> Analytical Report <br /> Client- EMCON Associates Date Received: 11/01/93 <br /> Project: ARCO Project No OG71-038 01 Service Request No.. SJ93-1339 <br /> ARCO Facility No 2168 Sample Matrix- Water <br /> Inorganic Parameters' <br /> mg/L (ppm) <br /> Sample Name MW-2 (53) Method Blank <br /> Date Sampled 10/28/93 <br /> EPA <br /> Analyte Method MRL <br /> Total Oil and Grease SM 5520C 0 5 11 ND <br /> Hydrocarbons, IR SM 552OF 0 5 11 ND <br /> ' Unless otherwise noted, all analyses were performed within EPA recommended maximum holding <br /> times specified in Test Methods for Evaluating Solid Waste, (SW-846, 3t'Edition) and Methods for <br /> Chemical Analysis of Water and Waste (EPA-600/4-79-020, Revised March 1983) <br /> SM Standard Methods for the Examination of Water and Wastewater, 17th Ed , 1989 <br /> Approved by ^�OA)W_Q kJX4. Date J I ` /01 <br /> 3 <br /> 1011 Rtnnwnnei Avan,,a • fnn Inca OC4'1A . t,.injn^ . r -- <br />