ANALYZED PARAMETER | MATERIALS FOR TEST/METHOD | PROCEDURES |
pH | Eco test pH meter/USEPA 8156 | With the standard solution, calibrate at pH values 4.7 and 9.2 |
EC | Conductivity Meter DIST 3 New | With the standard solution, calibrate using 0.01N KCl |
Ca and Mg+2 | Titration/USEPA 8222 | Using burettes, pipettes, and other volumetric glassware, standard solutions are prepared using analytical and distilled water |
Na+ | Flame photometer/1381-E | The characteristics of ions being determined by measuring the intensity of absorbance of light due to the electron’s excitation |
Heavy metals (Mn, Pb and Zn) | Atomic absorption spectroscopy/USEPA 2201 | Atomic absorption spectrometer |