Parameters*

Methods/Instruments

Reference

pH

pH meter (M106MAX, milwaukee)

Ramesh and Anbu (1996) ;

APHA (2012)

EC

EC meter (AD 332, Adwa)

Turbidity

Turbidity meter (MI415PRO, milwaukee)

TDS

TDS meter (AD 332, Adwa)

Na⁺, K⁺

Flame photometric method (PEP 7 Flam photometer)

Ca²⁺, Mg²⁺, ${\text{CO}}_3^{-}$ , ${\text{HCO}}_3^{-}$ , Cl⁻

Titrimetric method

${\text{CO}}_3^{2-}$

Turbidimetric method (Thermo Spectronic, UV-visible Spectrophotometers)

${\text{NO}}_3^{-}$

Spectrophotometric method (UV-1900i, SHIMADZU, UV-VIS Spectrophotometer)

${\text{PO}}_4^{3-}$

Scorbic acid method (Thermo Spectronic, UV-visible Spectrophotometers)