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Regulation 3(1)
1. The preparation specified in the table, belonging to the additive category ‘zootechnical additives’ and to the functional group ‘digestibility enhancers’, is authorised as an additive in animal nutrition, subject to the conditions set out in the table(1).
Column 1 | Column 2 | |
---|---|---|
Additive | Endo-1,4-beta-xylanase (EC 3.2.1.8) | |
Identification number | 4a11 | |
Authorisation holder | Danisco (UK) Ltd | |
Additive category | Zootechnical additives | |
Functional group | Digestibility enhancers | |
Additive composition | Preparation of endo-1,4-beta-xylanase (EC 3.2.1.8) produced by fermentation with Trichoderma reesei (CBS 143953) with a minimum enzyme activity of 40 000 U/g(2) | |
Characterisation of the active substance(s) | Endo-1,4-beta-xylanase (EC 3.2.1.8) produced by fermentation with Trichoderma reesei (CBS 143953) | |
Analytical method(6) | For quantification of endo-1,4-beta-xylanase enzyme activity in the feed additive, premixtures, feed materials and compound feed: | |
| ||
Species or category of animal |
| |
Maximum age | No maximum | |
Content of endo-1,4-beta-xylanase (EC 3.2.1.8) (units of activity/kg of complete feed with a moisture content of 12%) | Minimum content |
|
Maximum content | No maximum | |
Other provisions | The storage conditions and stability to heat treatment must be stated in the directions for use of the feed additive and premixture |
This authorisation is a renewal (with modifications) of the authorisations granted under Commission Regulation (EU) No 9/2010, Commission Implementing Regulation (EU) No528/2011 and Commission Implementing Regulation (EU) No1021/2012. Those Regulations are revoked by regulation 7, and schedule 14, of these Regulations. The explanatory note to these Regulations sets out the modifications made to those authorisations.
Enzyme activity: one unit is the amount of enzyme which releases 0.48 micromoles (μmol) of reducing sugar (xylose equivalent) per minute from wheat arabino xylan at pH 4.2 and 50°C.
This is a reference to the CAS Registry Number® assigned to this preparation by the Chemical Abstracts Service https://cas.org/cas-data/cas-registry.
This is the identification number assigned by the International Union of Biochemistry and Molecular Biology (IUBMB) https://iubmb.org.
The EINECS number is given in the European Inventory of Existing Commercial Substances, as published in O.J. No. C146A, 15.6.90, p. 1.
Details of the analytical methods are set out in the document referenced “JRC.D.5/FSQ/CvH/DM/ag/ARES(2012)353089” and last updated 6 June 2016. Available at: https://joint-research-centre.ec.europa.eu/publications/fad-2011-0030_en.
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