Commission Implementing Regulation (EU) 2018/1569Show full title

ANNEX U.K.

‘ANNEX

a 1 BXU is the amount of enzyme which liberates 1 nmol reducing sugars as xylose from birch xylan per second at pH 5,3 and 50 °C.
b Details of the analytical methods are available at the following address of the Reference Laboratory: https://ec.europa.eu/jrc/en/eurl/feed-additives/evaluation-reports’
Identification number of the additive	Name of the holder of authorisation	Additive	Composition, chemical formula, description, analytical method	Species or category of animal	Maximum age	Minimum content	Maximum content	Other provisions	End of period of authorisation
						Units of activity/kg of complete feedingstuff with a moisture content of 12 %
Category of zootechnical additives. Functional group: digestibility enhancers.
4a8	Roal Oy	Endo-1,4-beta-xylanase EC 3.2.1.8	Additive composition Preparation of endo-1,4-beta-xylanase produced by Trichoderma reesei (CBS 114044) having a minimum activity of: solid form: 4 × 106 BXUa/g liquid form: 4 × 105 BXU/g Characterisation of the active substance endo-1,4-beta-xylanase produced by Trichoderma reesei (CBS 114044) Analytical method b In the additive and the premixture: reducing sugar assay for endo-1,4- beta-xylanase by colorimetric reaction of dinitrosalicylic acid reagent on reducing sugar yield at pH 5,3 and 50 °C In the feedingstuffs: colorimetric method measuring water soluble dye released by the enzyme from azurine crosslinked wheat arabinoxylan substrate	Minor poultry species other than laying birds	—	8 000 BXU	—	1. In the directions for use of the additive and premixtures, the storage conditions and stability to heat treatment shall be indicated. 2. For users of the additive and premixtures, feed business operators shall establish operational procedures and organisational measures to address potential risks to their use. Where those risks cannot be eliminated or reduced to a minimum by such procedures and measures, the additive and premixtures shall be used with personal protective equipment.	24 November 2021
				Laying hens		12 000 BXU
				Laying birds of minor poultry species		24 000 BXU
				Pigs for fattening		20 000 BXU