Article 14U.K.Calcium phytate
Calcium phytate, the use of which is provided for in Annex IV(3)(p) to Regulation (EC) No 1493/1999, may be used only under the supervision of an oenologist or technician officially approved by the authorities of the Member State in whose territory the process is carried out, the extent of whose responsibility shall be fixed, if necessary, by the Member State concerned.
After treatment wine must contain traces of iron.
Supervision of the use of the product referred to in the first paragraph shall be governed by the provisions adopted by the Member States.