ISO 4176:1981

Fertilizers — Determination of nitrate nitrogen content — Nitron gravimetric method

Publication date: 1 pri 1981

95.99 Withdrawal of Standard 6 mar 2007

General information

Current stage: 95.99 Effective date: 6 mar 2007

Originator: ISO

Owner: ISO/TC 134

Type: International Standard

ICS: 65.080

Gjuha: frëngjisht anglisht

Buying

Statusi: Shfuqizuar

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Scope

The method is suitable as a reference method and is applicable to all fertilizers. It consists in precipitating of nitrate ions in acid solution as a complex with nitron reagent, filtrating of the precipitate, drying and weighing.

Life cycle

NOW

WITHDRAWN
ISO 4176:1981
95.99 Withdrawal of Standard
6 mar 2007

National adoptions

SSH ISO 4176:2002

DPS

Plehrat kimike - Përcaktimi I përmbajtjes së azotit në trajtë nitratesh - Metoda gravimetrike Nitron

60.60 Standard published

DPS/KT 190 më tepër