The products defined in items 1, 2, 3 and 4 of part A may be treated in the following ways:
heated, chilled or frozen,
freeze-dried,
concentrated, to the extent that is technically possible,
with the exception of the raw materials used in the manufacture of ‘extra’ products: the use of sulphur dioxide (E 220) or its salts (E 221, E 222, E 223, E 224, E 226 and E 227) as an aid to manufacture provided that the maximum sulphur-dioxide content laid down in Directive 95/2/EC is not exceeded in the products defined in part I of Annex I.
Apricots and plums to be used in the manufacture of jam may also be treated by other drying processes apart from freeze-drying.
Citrus peel may be preserved in brine.