0

ISO 6739:1988

Whey cheese — Determination of nitrate and nitrite contents — Method by cadmium reduction and spectrometry ISO 6739:1988

Publication date:   Aug 25, 1988

95.99   Withdrawal of Standard   Nov 1, 2001

General information

95.99   Withdrawal of Standard   Nov 1, 2001

ISO

ISO/TC 34/SC 5 Milk and milk products

International Standard

67.100.30   Cheese

Buying

Withdrawn

Language in which you want to receive the document.

Scope

Is suitable for all kinds of whey cheese. The principle of determination consists in extracting the whey cheese with warm water, precipitating the fat and proteins, filtering and reducing the nitrate in a portion of the filtrate to nitrite by means of copperized cadmium. The apparatus for nitrate reduction is shown in a figure.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 6739:1982

NOW

WITHDRAWN
ISO 6739:1988
95.99 Withdrawal of Standard
Nov 1, 2001

REVISED BY

WITHDRAWN
ISO 14673-1:2001

WITHDRAWN
ISO 14673-2:2001

WITHDRAWN
ISO 14673-3:2001




Access Genorma App Everywhere

Get fast and easy access to top European and International standards (EN, ISO, IEC) via your mobile phone, tablet or the web.

Google Play App Store Web Version