Optical Brightener OB-1--Nanjing Sannuo Chemical Co., Ltd.

Welcome to our website,Produces P-Toluic acid, O-Toluic acid, P-tolunitrile, O-Tolunitrile, M-tolunitrile, 2-Cyanobenzylchloride products on the cyano.

P-Toluic acid
O-Toluic acid
P-tolunitrile
O-Tolunitrile
2-Cyanobenzylchloride
4-(Chloromethyl)benzo...
O-Aminophenol
Optical Brightener OB

Optical Brightener OB-1

Chemical Name

2.2’-(4.4’-diphenol vinyl) dibenzoxazol

CAS NO.

1533-45-5

C.I. No.

393

Molecular formula

C₂₈H₁₈N₂O₂

Structural formula

Molecular weight

414

Technical index

Appearance:	yellow crystalline powder
Color light	blue bright white light(similar to standard)
Melting point:	351-353°C
Solid:	≥99.5%
Fineness:	pass 100mesh

Assay

Properties

yellow crystalline powder ，Fluorescentcolor is blue bright white light，Melting point353°C.Max adsorption wave length 374nm,emission wavelength is 434nm.

Uses

used in the brightening of polyester, T/Cm or plastic products

Packing

10KG carton or following your demand

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