Commission Implementing Regulation (EU) 2017/873
of 22 May 2017
concerning the authorisation of L-tryptophan produced by Escherichia coli as a feed additive for all animal species
(Text with EEA relevance) (revoked)
F1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .