ISO 6866:1985 ✓ Most Recent

Animal feeding stuffs - Determination of free and total gossypol

standard by International Organization for Standardization , 11/01/1985

BS 5766-12:1986

November 1986
Methods for analysis of animal feeding stuffs-Determination of gossypol
- This is the most recent version of this document.

Full Description

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).

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Published:

11/01/1985

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1 file

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BS 5766-12:1986

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This product is restricted and cannot be purchased in the following countries Ukraine, Russia, Belarus

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