M00000914
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ISO 17180 1st Edition, April 15, 2013 Animal feeding stuffs - Determination of lysine, methionine and threonine in commercial amino acid products and premixtures
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Availability date: 07/13/2021
Description / Abstract:
This International Standard specifies a method for the
quantitative determination of free (non-protein-bound) lysine,
methionine, and threonine in commercial products and premixtures
containing more than about 10 % mass fraction of the respective
amino acid. It does not distinguish between D- and L-forms.
NOTE For the purposes of this International Standard, the term
"amino acids" used in Clause 2 onwards refers to lysine,
methionine, and threonine.