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download between 0-24 hoursReleased: 1984
ISO 5510:1984
ISO 5510:1984-Animal feeding stuffs-Determination of available lysine
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Standard´s number: | ISO 5510:1984 |
Pages: | 5 |
Edition: | 1 |
Released: | 1984 |
DESCRIPTION
ISO 5510:1984
The method consists in hydrolysing with hydrochloric acid of a ground test portion, dollowed by separation of the total lysine by column chromatography and determination by spectrometry at 570 nm. Reaction of a second ground test portion with an ethanolic solution of 2,4-dinitrofluorobenzene in an alkaline medium, purification, then hydrolysis with hydrochloric acid, separation of the non-available lysine by column chromatography, and determination by spectrometry at 570 nm.