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A phosphite secondary antioxidant used to protect polymers and plastics from thermal and oxidative degradation during processing, helping to preserve colour and mechanical properties.

Specialty ChemicalsAdditives
Plastics & RubberCoatings & InksAdhesives & Sealants

Full specification

Molecular formula
C42H63O3P
Grades
technical
Packaging
25 kg bag · 500 kg big bag · bulk
Appearance
White to off-white free-flowing powder or granules
Synonyms
AO-168 · 31570-04-4 · tris(2,4-di-tert-butylphenyl) phosphite · Antioxidant 168 · phosphite antioxidant

Compliance & regulatory

Region: EU — Chemotto S.r.l., Milano

  • REACH-aligned supply
  • CLP-labelled

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