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SSH ISO 5310:2002

Plehrat kimike - Përcaktimi i përmbajtjes së potasit - Metoda titrimetrike

Fertilizers — Determination of potassium content — Titrimetric method
1 jan 2002

General information

60.60     1 jan 2002

DPS

DPS/KT 190

International Standard

65.080  

anglisht  

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Scope

The method consists in precipitating of potassium ions by an excess of sodium tetraphenylborate (NaTPB) in a weakly alkaline medium, filtrating and determing of the unused NaTPB by back titration with cetyltrimethylammoniumbromide solution. The test solution shall be prepared as specified in ISO 5317 or ISO 7407.

Life cycle

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PUBLISHED
SSH ISO 5310:2002
60.60 Standard published
1 jan 2002

Related project

Adopted from ISO 5310:1986