This standard was last reviewed and confirmed in 2016. Therefore this version remains current.
Abstract Preview
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.
General information
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Status : PublishedPublication date : 1981-09
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Edition : 1Number of pages : 7
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- ICS :
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Fruits, vegetables and derived products in general
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| Format | Language | |
|---|---|---|
| Paper |
- CHF58
Life cycle
A standard is reviewed every 5 years
Revisions / Corrigenda
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Now confirmed
ISO 5522:1981
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