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Order # 94-06-034 The SeaCrest Group Page ZO <br /> ANALYTICA, INC. TEST METHODOLOGIES <br /> THE FOLLOWING CODES APPLY TO THE ANALYTICAL DATA: <br /> RESULT field. . . <br /> ND = not detected at the reported limit <br /> NA = analyte not applicable (see case narrative/methods for discussion) <br /> * = surrogate not reportable due to sample dilution/interference <br /> Q (qualifier) field. . . <br /> J = analyte was detected but the concentration is below reporting limits <br /> E = analyte value is above the linear quantitation range after dilution <br /> B = analyte was detected in the laboratory method blank <br /> D = analyte was diluted to bring within linear quantitation range <br /> H = value is estimated due to analysis run outside EPA holding times <br /> HG_CT2: MERCURY, Total (CVAA) METHOD: 245.1 <br /> 3020A Acid Digestion of Aqueous Samples and Extracts METHOD: 3020A <br /> for Total Metals for Analysis by Graphite Furnace <br /> Atomic Absorption (GFAA) Spectroscopy <br /> 3010A Acid Digestion of Aqueous Samples and Extracts METHOD: 3010A <br /> for Total Metals for Analysis by Flame Atomic <br /> Absorption (FAA) or Inductively Coupled Plasma (ICP) <br /> Spectroscopy <br /> AS_GT2: ARSENIC, Total (GFAA) METHOD: 206.2 <br /> PB_GT2: LEAD, Total (GFAA) METHOD: 239.2 <br /> SE_GT2: SELENIUM, Total (GFAA) METHOD: 270.2 <br /> TL_GT2: THALLIUM, Total (GFAA) METHOD: 279.2 <br /> ICP_T2: METALS, Total (ICP) METHOD: 200.7 <br /> 3520_B Continuous Liquid-Liquid Extraction - BNAs METHOD: 3520B <br /> The continuous liquid-liquid extraction used with this <br /> method (3520) is modified to conform with the EPA-CLP <br /> methodology (OLMO1.0) in which dual pH extraction has been <br /> replaced with one 18 hour extraction at a pH of <2.0. <br /> 8270_W: SEMIVOLATILE ORGANIC COMPOUNDS (GC/MS) METHOD: 8270 <br /> 300S_W: SULFATE (IC) METHOD: 300.0 <br />