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AHachman} A (mn} 1 WATER AI IAI ITV - SI IRr:FSTFfI MFTH(]nS AF ANAI VSIS <br />CHEMICAL PARAMETERS <br />UNITS <br />METHOD OF ANALYSIS"" <br />pH (field) pH Units feld pH meter <br />Specifc Conductance (field) uhmo/cm @ 25°C Wheatstone Bridge (Specifc Conductance Meter) <br />Temperature (feld) °C Field thermometer <br />Total Dissolved Solids mg/I Filtrate evaporation; calculation <br />Total Suspended Solids mg/I Glass f ber filtration 103° - 105° <br />Oil and Grease mgA Liquid-liquid extraction with trichlorotrifluoroelhane <br />Sodium Adsorption Ratio - Calculation <br />Dissovled Oxygen (field) mgll as Oz Membrane electrode <br />Bicarbonate (HCO"~) mg/I Titration; electrometric; manual or automated method - <br />methyl orange atomic absorption <br />Calcium (Ca'~) mg/I EDTA titration <br />Carbonate (CO-a) mg/I Titration; electrometric; manual or automated method - <br />methyl orange <br />Chloride (CI") mg/I Silver nitrate; mercuric nitrate; automated cclorimeMc- <br />femigcyanide <br />Magnesium (Mg") mg/I Atomic absorption; gravimetric <br />Ammonia (NHa) mg/I Automated colodmetric phenate; distillation <br />Nitrate-Nitrite mg/I Automated (cadmium reduction); automated (hydrazine <br />reduction) <br />Phosphate (POa ~ as P} mg/I Direct single reagent; automated single reagent or <br />stannous chloride <br />Sodium (Nai) mg/I Flame photomeMc; atomic absorption <br />Sulfate (SO"a) mg/I Gravimetdc; lurbidimetdc; automated celorimetdc -barium <br />chloranilate <br />Aluminum (AI) mg/I Atomic absorption <br />Aresenic (AS) mg/I Atomic absorption <br />Cadmium (Cd) mg/I Atomic absorption <br />Copper (Cu) mg/1 Atomic absorption <br />Iron (Fe) mg/I Atomic absorption <br />Lead (Pb) mg/I Atomic absorption <br />Manganese (Mn) mg/I Atomic absorption <br />Mercury (Hg) mg/I Flameless atomic absorption <br />Molybdenum (Mo) mg/I Atomic absorption <br />Selenium (Se) mg/I Atomic absorption <br />Zinc (Zn) mg/I Atomic absorption <br />" Additional methods may be substituted with pdor approval from the Division. <br />A-4 <br />