Optical brightener CBS-X is a fluorescent whitening agent based on disulfonated distyrylbiphenyl. It is used in laundry detergents and textile finishing to provide whiteness. It is also classified as a brightener and dye. The material is a yellowish-green free-flowing powder or granules. The catalogue records technical and high-purity grades, with packaging formats of 20 kg cartons and 25 kg fibre drums.
Full specification
- Molecular formula
- C28H20Na2O6S2
- Grades
- technicalhigh-purity
- Packaging
- 20 kg carton · 25 kg fibre drum
- Appearance
- Yellowish-green free-flowing powder or granules
- Synonyms
- CBS-X · 27344-41-8 · FWA 351 · Fluorescent Brightener 351 · disodium 4,4'-bis(2-sulfonatostyryl)biphenyl · fluorescent whitening agent CBS-X
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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