SSH ISO 5506:2001

Produkte soje - Përcaktimi i aktivitetit ureazik

Soya bean products — Determination of urease activity

Publication date: 1 jan 2001

General information

Current stage: 60.60 Effective date: 1 jan 2001

Originator: DPS

Owner: DPS/KT 174

Type: International Standard

ICS: 67.200.20 65.120

Gjuha: anglisht

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Statusi: Publikuar

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Scope

The method allows inadequate cookingof the products to be detected. It applies to products having a urease activity of less than 1 mg of nitrogen per gram of product as received. For more active products the mass of test may be reduced. The principle consists in mixing of a ground test portion with a buffered urea solution, after keeping the mixture for 30 min at 30 C, neutralization of the ammonia liberated, with an exess of hydrochloric acid solution, and back-titration with standard volumetric hydroxide solution.

Life cycle

PREVIOUSLY

WITHDRAWN
SSH 2159-1:1988

NOW

PUBLISHED
SSH ISO 5506:2001
60.60 Standard published
1 jan 2001

REVISED BY

IN_DEVELOPMENT
prSSH ISO 5506:2018

SSH ISO 5506:2001

Produkte soje - Përcaktimi i aktivitetit ureazik

Soya bean products — Determination of urease activity

General information

Buying

Scope

Life cycle

PREVIOUSLY

NOW

REVISED BY

Related project

Adopted from ISO 5506:1988