ISO 2169:1981-ed.2.0..
ISO 2173:2003-ed.2.0..
ISO 22855:2008
ISO 2447:1998-ed.2.0..
ISO 2448:1998-ed.2.0..
ISO 3659:1977
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ISO 5522:1981
Fruits, vegetables and derived products — Determination of total sulphur dioxide content
Automatically translated name:
Fruits, vegetables and derived products -- Determination of total sulphur dioxide content
STANDARD published on 1.9.1981
The information about the standard:
Designation standards: ISO 5522:1981
Publication date standards: 1.9.1981
SKU: NS-433009
The number of pages: 7
Approximate weight : 21 g (0.05 lbs)
Country: International technical standard
Category: Technical standards ISO
The category - similar standards:
Annotation of standard text ISO 5522:1981 :
Description / Abstract: The method consists in acidifying and heating a test portion, entraining, in a current of nitrogen, the gas liberated, absorbing and oxidizing the gas by bubbling it through a neutral, dilute hydrogen peroxide solution, then determining the sulphuric acid thus formed using standard volumetric sodium hydroxide solution. Verification of the determination is described in the annexes A and B, respectively.
Similar standards:
1.10.1981
19.11.2003
15.1.2008
6.8.1998
6.8.1998
1.7.1977
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