Hexafluoroacetone is a nonflammable colorless gas, used as a building block in organic synthesis.--------- HFA.

  Hexafluoroacetone → is a nonflammable colorless gas, used as a building block in organic synthesis. Generally it is sold in form of its trihydrate in view of safe storage and transportation. Meanwhile, Hexafluoroacetone tryhydrate is a kind of solvent, able to solve polymers such as POM, Polyester, etc, even silk fabric.

HFA Hexafluoroacetone