Optical brighteners for industrial applications.
Products

C.I. 393

OB-1

OB-1 (C.I. 393), a light-yellow powder listed for polyester fibers, polymers and plastic products.

OB-1 Chemical structure
Chemical structure

Product specifications

Molecular formula
C28H18N2O2
CAS number
1533-45-5
Colour Index
393
Appearance
Light yellow powder
Melting point
Over 300 °C

Catalogue information supports initial selection. Request the current TDS/SDS and evaluate a representative sample before production.

Applications

Packaging & supply

25Kgs, 50Kgs/bag, or fiberdrum. Available custom package.

Tell us your destination, quantity and preferred packaging. Availability, price, lead time and shipping are confirmed in the quotation.

SUNWAY

Let’s discuss your requirement.

Share a product, application or specification. Your request goes directly to the SUNWAY inquiry team.

Request a quote