Resumen
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).
Informaciones generales
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Estado: PublicadoFecha de publicación: 1985-11Etapa: Norma Internacional confirmada [90.93]
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Edición: 1Número de páginas: 3
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Comité Técnico :ISO/TC 34/SC 10ICS :65.120
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