Water quality - Determination of chloride - Silver nitrate titration with chromate indicator (Mohr's method)
Edition 2000-02-01

Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 1: determination of bromide, chloride, fluoride, nitrate, nitrite, phosphate and sulfate
Edition 2009-07-01

Water quality - Determination of selected parameters by discrete analysis systems - Part 1: ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate with photometric detection
Edition 2014-01-25

Fertilizers - Determination of nitric and ammoniacal nitrogen according to Devarda
Edition 2009-04-01

Fertilizers - Determination of nitric and ammoniacal nitrogen according to Ulsch
Edition 2009-04-01

Fertilizers - Determination of nitric and ammoniacal nitrogen according to Arnd
Edition 2009-04-01

Inorganic fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
Edition 2023-08-23

Inorganic fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrates
Edition 2023-08-23

Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
Edition 2009-04-01

Straight ammonium nitrate fertilizers - Comparative study on the determination of porosity [oil retention]
Edition 2021-07-28