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METHODS <br /> REFERENCE GUIDE <br /> 1. Methods for Chemical Analysis of Water and Wastes EPA 600/4- <br /> 79-820, 3/83. <br /> 2. Code of Federal Regulation (CFR 40) PROTECTION OF <br /> ENVIRONMENT. <br /> 3. Test Methods for Evaluating Solid Waste <br /> EPA Office of Solid Waste -846 11/860 3rd Edition. <br /> 4. The determination of inorganic Anions in water by Ion Chromo- <br /> tography, Method 300. 8 EPA /4-84-017. <br /> S. Direct Current Plasma (DCF) Optical Emission Spectrometric <br /> Method for Trace Elemental Analysis of Water and Wastes <br /> Beckman Method AES0029 interim rule CFR 40 part 136, <br /> September 31 1987. <br /> 6. Standard methods for the Examination of Water and Wastewater, <br /> 16th Edition. <br /> 7. National Institute of Occupational Safety and Health (NIOSH), <br /> 3rd Edition Volume 1, 2/84 <br /> Manual of Analytical Methods <br /> 8. California Administrative Code (CAC) Title 22, Environmental <br /> Health Register 85, No. 2-1-12-85 P. 1880.76 Section 66700. <br /> DEFINITIONS <br /> t - Percent or part per one hundred <br /> mg/L - Milligrams per liter or parts per million (ppm) Volume <br /> basis <br /> mg/kg - Milligrams per -kilogram or parts per million (ppm) <br /> Weight basis <br /> ug/L - Micrograms per liter or parts per billion (ppb) Volume <br /> basis <br /> ug/kg - Micrograms per kilogram or parts per billion (ppb) <br /> Weight basis <br /> ND . - Not detected (value was below the detection limit) <br /> NA - Not applicable or not available <br /> Acc. - Accuracy <br /> %Rec. - Percent recovery of a spike <br /> Prec. - Precision <br /> %RPD - Relative percent difference of duplicate readings <br /> MBAS - Methylene Blue Activated Substance (Surfactants/foaming <br /> agents) <br /> NTU - Nephelometric Tubidity units <br /> TON - Threshold Odor Number <br /> MCL - Maximum Contaminant Level <br /> Det. Limit Lowest practical level of quantitation <br />