ISO 3091:1975
Meat and meat products; determination of nitrate content (reference method)

Standard No.

ISO 3091:1975

Release Date

1975

Published By

International Organization for Standardization (ISO)

Latest

ISO 3091:1975

Scope

The method consists in extracting of a test portion with hot water, precipitating of proteins and filtrating. Reduction of the extracted nitrates into nitrites by metallic cadmium. Formation of a red colouration by adding of sulfanilamide and nphthyl ethylenediamine hydrochloride and photometric measurement at a wavelength of 538 nm.

ISO 3091:1975 history

• 1975 ISO 3091:1975 Meat and meat products; determination of nitrate content (reference method)