Chemical Name: Optical Brightener KSN
4.4-bis(5-methyl-2-benzo-oxazolyl)stilbene
Molecular formula:
C30H22N2O2
Molecular weight:
442
Nature:
Fluorescent whitening agent KSN is a benzoxazole compound, its appearance is yellow crystalline powder, melting point 278oC, insoluble in water, odorless, stable performance.
Technical conditions:
Appearance: yellow crystalline powder
Melting point: 275oC-280oC
Solid content: ≥99.5%
Fineness: through 120 mesh
Uses:
Suitable for whitening of polyester, polyamide and polypropylene fibers. It can also be used for whitening in plastics.
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Our wharehouse and big stock of optical brightener powders
Packing:
The 25KG cardboard drum is lined with double-layer plastic bags, which can also be packed in large or small packages according to user requirements.