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Table A-1 <br /> - Sample Volume, Container Type, <br /> and Preservation Requirements <br /> (ml)Volume Re ml) Container Type Preservation <br /> Parameters 4 _ <br /> Volatile Organic 40 Glass with Teflon-lined HCl/Cool to 4°C <br /> - Compounds septum <br /> Metals'.2 - 500 <br /> Plastica HNO3/Cool to 4°C <br /> Alkalinity(carbonate, 100 Plastic Cool to 4°C <br /> - bicarbonate,total) <br /> Chemical Oxygen Demand 50 Plastic HZSO Cool to 4°C <br /> Chloride 50 Plastic Cool to 4°C <br /> Hexavalent Chromium 500 Plastic Cool to 4°C <br /> Nitrate-Nitrogen 100 Plastic HNO3/Cool to 4°C <br /> Sulfate 50 Plastic Cool to 4°C <br /> Sulfide 500 Plastic ZnAc/Cool to 4°C <br /> Total Dissolved Solids 100 Plastic Cool to 4°C <br /> Total Organic Carbon 25 Glass with Teflon-lined HNO3/Cool to 4°C <br /> Cap <br /> Semivolatile Organic 1,000 Glass with Teflon-lined Cool to 4°C <br /> Compounds cap <br /> Organophosphorous 1,000 Glass with Teflon-lined Cool to 4°C <br /> compounds cap <br /> Chlorophenoxy Herbicides 1,000 Glass with Teflon- <br /> cap <br /> 1 Plastic NaOH/Cool to 4°C <br /> Cyanide 1,000 <br /> i Oil and Grease 1,000 Glass with Teflon-lined HCI/Cool to 4°C <br /> ca <br /> 1 Metals include aluminum,antimony,arsenic,barium,beryllium,boron,cadmium,chromium(total),cobalt,copper,iron,lead,manganese, <br /> mercury,nickel,selenium,silver,thallium,tin,vanadium,and zinc. <br /> Z Groundwater samples are field filtered through a 0.45-micron acrylic copolymer filter before preservation. <br /> 3 Plastic=linear polyethylene. <br /> { <br /> L_� 1 <br /> i <br /> a N:\Miscellaneous\Groundwater Info-All Sites\SAP AppendixA.doc <br /> A-9 <br />