按照编写该文件的五家欧洲化学品机构所提交的PFAS拟议定义，部分含氟气体（F-gas）和TFA符合该定义。
【英文原文】
原标题：ECHA Proposal to Restrict PFAS Chemicals, Including Some F-Gases and TFA
Some f-gases and TFA match the proposed definition of PFAS as submitted by the five European chemical agencies that have prepared the file.
