4b1700i | Chr.Hansen A/S | Bacillus subtilis (DSM 5750) and Bacillus licheniformis (DSM 5749) | Additive compositionPreparation of Bacillus subtilis (DSM 5750) and Bacillus licheniformis (DSM 5749) containing a minimum of 3,2 × 1010 CFU/g of additive(1:1 ratio)Solid formCharacterisation of the active substanceViable spores of Bacillus subtilis(DSM 5750) and Bacillus licheniformis (DSM 5749)Analytical methodIdentification and enumeration of Bacillus subtilis (DSM 5750) and Bacillus licheniformis (DSM 5749) in the feed additive, premixtures, feedingstuffs and water:- Identification: Pulsed Field Gel Electrophoresis (PFGE)
- Enumeration: Spread plate method using tryptone soya agar — EN 15784.
| Suckling piglets | — | 1,3 × 109 | — | 6,5 × 108 | — | 1.In the directions for use of the additive and premixture, the storage conditions and stability to heat treatment shall be indicated.2.The additive may be used in water for drinking.3.For use of the additive in water for drinking a homogeneous dispersion of the additive shall be ensured.4.Indicate in the instructions for use:"It is recommended to feed the additive to lactating sows and suckling piglets simultaneously."5.For users of the additive and premixtures, feed business operators shall establish operational procedures and organisational measures to address potential risks resulting from 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, including breathing protection and skin protection. | 3 January 2028 |