You Can Choose What You Add, Not What Is in the Bale: Europe’s PFAS Total-Fluorine Limit
The 25 ppb and 250 ppb PFAS limits measure what a producer added. The 50 ppm total-fluorine limit measures what is already in the recycled fibre they bought — and 42 per cent of Europe's barrier-bearing fibre pool is made from it. Why the constraint is analytical, not chemical.