Division 1.2.1 PersistenceX1F1

A substance fulfils the ‘ very persistent ’ criterion (vP) in any of the following situations:

1. (a)

   the degradation half-life in marine, fresh or estuarine water is higher than 60 days;

2. (b)

   the degradation half-life in marine, fresh or estuarine water sediment is higher than 180 days;

3. (c)

   the degradation half-life in soil is higher than 180 days.