4a8 | Roal Oy | Endo-1,4-beta-xylanaseEC 3.2.1.8 | Additive compositionPreparation of endo-1,4-beta-xylanase produced by Trichoderma reesei (CBS 114044) having a minimum activity of:- solid form: 4 × 106 BXU/g
- liquid form: 4 × 105 BXU/g
Characterisation of the active substanceendo-1,4-beta-xylanase produced by Trichoderma reesei (CBS 114044)Analytical methodIn 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 °CIn 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 | — | 8000 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 |