# Commission Regulation (EC) No 316/2003 of 19 February 2003 concerning the permanent authorisation of an additive in feedingstuffs and the provisional authorisation of a new use of an additive already authorised in feedingstuffs (Text with EEA relevance), Annex II

Extent: E+W+S+N.I.

1 QXU is the amount of enzyme which liberates 1 micromole of reducing sugars (xylose equivalents) from oat xylan per minute at pH 5,1 and 50 °C.
1 QGU is the amount of enzyme which liberates 1 micromole of reducing sugars (glucose equivalents) from barley beta-glucan per minute at pH 4,8 and 50 °C.’
No (or EC No)
Additive
Chemical formula, description
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
‘Enzymes
24
Endo-1,4-beta-xylanase
EC 3.2.1.8
Endo-1,3(4)-beta-glucanase
EC 3.2.1.6
Preparation of endo-1,4-beta-xylanase and endo-1,3(4)-beta-glucanase produced by Aspergillus niger (CNCM I-1517) having a minimum activity of:
28 000 QXU /g
140 000 QGU /g
Turkeys for fattening
—
280 QXU
1 400 QGU
840 QXU
4 200 QGU
1.
In the directions for use of the additive and premixture, indicate the storage temperature, storage life, and stability to pelleting.
2.
Recommended dose per kilogram of complete feedingstuff:
560 QXU
2 800 QGU.
3.
For use in compound feed rich in non-starch polysaccharides (mainly arabinoxylans and beta-glucans), e.g. containing more than 20 % wheat and/or barley.
28.2.2007

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Source: https://www.legislation.gov.uk/eur/2003/316/annex/II (the official version)
Page: https://openlegislation.uk/eu-regulation-2003-316/annex-II
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.