ISO 5498:1981

Agricultural food products — Determination of crude fibre content — General method

Publication date: 1 pri 1981

General information

Current stage: 90.93 Effective date: 23 pri 2021

Originator: ISO

Owner: ISO/TC 34

Type: International Standard

ICS: 67.050

Gjuha: frëngjisht anglisht

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Statusi: Publikuar

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Scope

The method consists in boiling with sulphuric acid solution (after any necessary grinding and defatting), and separation and washing of the insoluble residue. Boiling this residue with sodium hydroxide solution, then separation, washing, drying and weighing of the insoluble residue, and determination of the loss in mass on incineration. An annex A specifies methods of extraction of fatty substances. An annex B gives various devices for the separation of crude fibre and supplementary information on the procedures for their use.

Life cycle

NOW

PUBLISHED
ISO 5498:1981
90.93 Standard confirmed
23 pri 2021

REVISED BY

ABANDON
ISO/CD 5498

National adoptions

SSH ISO 5498:1981

DPS

Produkte ushqimore bujqësore - Përcaktimi i përmbajtjes së fibrës së pa përpunuar - Metoda e përgjithshme

60.60 Standard published

DPS/KT 307 më tepër

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