It is used in polyester fibres and plastics, providing whiteness and lightfastness. It is stable at high temperatures. The material is a yellow to yellowish-green crystalline powder. The catalogue records technical grade, with packaging formats of 10 kg and 25 kg fibre drums.
Full specification
- Molecular formula
- C28H18N2O2
- Grades
- technical
- Packaging
- 10 kg fibre drum · 25 kg fibre drum
- Appearance
- Yellow to yellowish-green crystalline powder
- Synonyms
- OB-1 · CI 393 · 1533-45-5 · FWA 393 · Fluorescent Brightener OB-1 · 2,2'-(1,2-ethenediyldi-4,1-phenylene)bisbenzoxazole · fluorescent whitening agent OB-1
Compliance & regulatory
Region: EU — Chemotto S.r.l., Milano
- REACH-aligned supply
- CLP-labelled
REACH REACHRegistration, Evaluation, Authorisation and Restriction of Chemicals — the EU chemicals regulation (EC 1907/2006). CLP CLPClassification, Labelling and Packaging — the EU regulation (EC 1272/2008) for hazard communication. SVHC SVHCSubstance of Very High Concern — flagged on the REACH Candidate List for possible authorisation or restriction.
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