SYMBOL

DESIGNATION

Al³⁺

Aluminium

Ca²⁺

Calcium

CE

electrical conductivity

Cl⁻

chlorine

Cr

Chromium

Cu²⁺

Copper

Fe^tot

Total iron

K⁺

Potassium

MES

Suspended matter

Mg²⁺

Magnesium

Mn²⁺

Manganese

${\text{NH}}_4^{+}$

Ammonium

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

Nitrate

Pb²⁺

Lead

PH

Hydrogen potential

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

Phosphate

RS

Dry residue

sables

Sand

${\text{SO}}_4^{2-}$

Sulfate

T˚C

Temperature in degrees Celcius

TAC

Full alkalimetric titer