ISO 5314:1981

Fertilizers — Determination of ammoniacal nitrogen content — Titrimetric method after distillation

Publication date: 1 maj 1981

General information

Current stage: 90.92 Effective date: 19 qer 2023

Originator: ISO

Owner: ISO/TC 134

Type: International Standard

ICS: 65.080

Gjuha: frëngjisht anglisht

Buying

Statusi: Publikuar

PDF - 4 975 Lekë

Paper - 4 975 Lekë

CD - 4 975 Lekë

Language

Language in which you want to receive the document.

Scope

The method consists in distilling of the ammonia from an alkaline solution, absorbing in an excess of standard volumetric sulphuric acid solution and back-titrating with standard volumetric sodium hydroxide solution. It is applicable only in the absence of urea or its derivatives, of cyanamide and of organic nitrogenous compounds.

Life cycle

NOW

PUBLISHED
ISO 5314:1981
90.92 Standard to be revised
19 qer 2023

REVISED BY

IN_DEVELOPMENT
ISO/DIS 5314

National adoptions

SSH ISO 5314:1981

DPS

Plehrat kimike - Përcaktimi i përmbajtjes së amoniakut të azotit - Metoda titrimetrike pas distilimit

60.60 Standard published

DPS/KT 47 më tepër