Laserfiche WebLink
Attachment A front 1 WA7ER OUALITV -SUGGESTED METHODS OF ANALYSIS <br />CHEMICAL PARAMETERS <br />UNITS <br />METHOD OF ANALYSIS"" <br />pH (field) pH Units field pH meter <br />Specific 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 fiber fltration 103° - 105° <br />Oil and Grease mg/I Liquid-liquid extraction with trichlorotrifluoroethane <br />Sodium Adsorption Ratio - Calculation <br />Dissoved Oxygen (field) mgA as Os Membrane electrode <br />Bicarbonate (HCO-3) mg/I Titration; eledrometric; manual or automated method - <br />methyl orange atomic absorption <br />Calcium (Ca'~) mgA EDTA titration <br />Carbonate (CO"a) mgA TAration; electrometric; manual or automated method - <br />methyl orange <br />Chloride (CI") mg/I Silver nitrate; mercudc nitrate; automated colorimetdc- <br />ferrigcyanide <br />Magnesium (Mg's) mg/I Atomic absorption; gravimetric <br />Ammonia (NHa) mgA Automated colorimetric phenate; distillation <br />Nitrate-Nitrite mgA Automated (cadmium reduction); automated (hydrazine <br />retluction) <br />Phosphate (POa ~ as P) mg/I Diced single reagent; automated single reagent or <br />stannous chloride <br />Sodium (Nab mg/I Flame photometric; atomic absorption <br />Sulfate (SO".) mg4 Gravimetric; turbidimeUic; automated colorimetdc -barium <br />chloranilate <br />Aluminum (AI) mg/1 Atomic absorption <br />Aresenic (AS) mg4 Atomic absoption <br />Cadmium (Cd) mgA Atomic absorption <br />Copper (Cu) mg/1 Atomic absorption <br />Iron (Fe) mg/I Atomic absorption <br />Lead (Pb) mgA Atomic absorption <br />Manganese (Mn) mgA Atomic absorption <br />Mercury (Hg) mg/I Flameless atomic absorption <br />Molybdenum (Mo) mgA Atomic absorption <br />Selenium (Se) mg/I Atomic absorption <br />Zinc (Zn) mgA Atomic absorption <br />' Additional methods may be substituted with prior approval from the Division. <br />A-4 <br />