Substance

EC No. /

CAS No.

Use

2,3,3,3-tetrafluoro-2-(heptafluoropropoxy)propionic acid, its salts and its acyl halides (covering any of their individual  isomers and combinations thereof)

/

Processing aid for the production of fluoropolymers.

2-methoxyethyl  acetate

203-772-9

110-49-6

Semiconductor production, paints, lacquers, varnishes, inks, coatings, adhesives, textiles, leather, etc.

4-tert-butylphenol

202-679-0

98-54-4

Coatings, polymers, adhesives, sealants, etc.。

Tris(4-nonylphenyl, branched and linear) phosphite (TNPP) with≥0.1% w/w of 4-nonylphenol, branched and linear (4-NP)

/ 

The antioxidant of the polymer.