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SSH ISO 5520:2001

Fruits, vegetables and derived products — Determination of alkalinity of total ash and of water-soluble ash

Jan 1, 2001

General information

60.60     Jan 1, 2001

DPS

DPS/KT 275

International Standard

67.080.01  

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Scope

After incineration of the product at 525 +/- 25 degrees centigrade the method consists in a) in the case of total ash: addition of an excess of standard volumetric sulphuric acid solution and back titration with standard volumetric sodium hydroxide solution, b) in the case of water-soluble ash: extraction of the ash with hot water and neutralization of the aqueous extract with standard volumetric sulphuric acid solution.

Life cycle

NOW

PUBLISHED
SSH ISO 5520:2001
60.60 Standard published
Jan 1, 2001

Related project

Adopted from ISO 5520:1981

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