Parameters

Methods

Standards

Ca²⁺ et Mg²⁺

Complexometry with EDTA

NFT90-003

Cl⁻

Mohr method

NFT 90-014

${\text{HCO}}_3^{-}$

Titrimetric method

NFT 90-036

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

Colorimetry: Spectrophotometry HACH LANGE DR 6000

NFT 90-013

${\text{NO}}_2^{-}$

NFT 90-012

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

NFT 90-040

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

NFT 90-023

Na⁺, K⁺

Flame atomic absorption spectrophotometer (SAAF) type VARIAN

NFT90-020

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

Indophenol blue spectrophotometric

NFT 90-015