Division Potassium ferrocyanide Calcium phytate

Potassium ferrocyanide or calcium phytate, the use of which is provided for in line items 6.5 and 6.6 of Table 2 of this Annex, or DL tartaric acid, the use of which is provided for in line item 6.9 of Table 2 of this Annex, may be used only under the supervision of an oenologist or technician officially approved by the F1appropriate authority of the constituent nation in which the process is carried out, the extent of whose responsibility shall be fixed, if necessary, by the F2appropriate authority concerned.

After treatment with potassium ferrocyanide or calcium phytate, the wine must contain traces of iron.

F3...