ISO 3091:1975

Meat and meat products — Determination of nitrate content (Reference method)

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.

SDO:

ISO

Language:

English

ICS Codes:

67.120.10

Status:

Published

Publish date:

1975-08-31

Standard Number:

ISO 3091:1975