Norm

ISO 6866:1985 en

Animal feeding stuffs - Determination of free and total gossypol

31,57

Over deze norm

Status Definitief
Aantal pagina's 3
Commissie Diervoeder
Gepubliceerd op 14-11-1985
Taal Engels
The method is applicable to cottonseed and cottonseed meals and cakes. The method consists in extracting of the compound in the presence of 3-aminopropane-1-ol, either with a mexture of 2-propanol and hexane for the determination of free gossypol or with dimethylformamide for the determination of total gossypol. Conversion to gossypol-dianiline using aniline, and measurement of the absorbance at the wavelength of maximum absorbance (between 435 and 445 nm).

Details

ICS-code 65.120
Nederlandse titel Animal feeding stuffs - Determination of free and total gossypol
Engelse titel Animal feeding stuffs - Determination of free and total gossypol

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