ISO 3091:1975
p
ISO 3091:1975
8231

Abstract

 Preview

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.


General information 

  •  :  Published
     : 1975-09
  •  : 1
     : 5
  •  : ISO/TC 34/SC 6 Meat, poultry, fish, eggs and their products
  •  :
    67.120.10 Meat and meat products

Buy this standard

en
Format Language
std 1 40 PDF
std 2 40 Paper
  • CHF40

Got a question?

Check out our FAQs

Customer care
+41 22 749 08 88

Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)

Keep up to date with ISO

Sign up to our newsletter for the latest news, views and product information.