China raw matrial Optical Brightener ER-I -II-III 199

China raw matrial Optical Brightener ER-I -II-III 199
China raw matrial Optical Brightener ER-I -II-III 199
China raw matrial Optical Brightener ER-I -II-III 199
China raw matrial Optical Brightener ER-I -II-III 199
China raw matrial Optical Brightener ER-I -II-III 199
Brand
Raytop
Appearance
Yellow Green
Purity
98.5%
Color shade
Blue
Finess
300 mesh
Package
10kg/25kg per fiber drum
Shelf Life
2 years
Transport
by sea or by air
Solubility
water or solvent
Optical Brightener ER-I -II-III 199 is yellow powder form,can be used for plastics industry,also can be made to be liquid,which used for textile,such as polyester and blend,and it has another name Optical Brightener PS-1

Optical Brightener ER-I -II-III 199 is yellow powder form,can be used for plastics industry,also can be made to be liquid,which used for textile,such as polyester and blend,and it has another name Optical Brightener PS-1 


BRIGHTENER-ER-III.jpgOptical Brightenr PS-1 .jpg

Optical Brightener ER-I 199 powder and Optical Brightener PS-1 Liquid


Product Name

 Optical Brightener ER-I  199

Chemical Name

1,4'-bis(2-cyanostyryl) Benzene

CAS No.

13001-39-3

C.I. No.

199

Structural Formula

Molecular Formula

C24H16N2

Molecular Weight

332

Properties

It has high whitening brightening effect and excellent fastness to sublimation.

Technical Index

Appearance:greenish yellow crystalline powder

Melting Point:230-232°C 

Purity:≥99% 

Maximum UV Absorption Spectrum:365nm

Uses

Mainly be used in whitening of polyester fiber and as the raw material of paste form brightening agent in textile dyeing.

Package

25kg per fiber drum

 


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Name: Hancock        time:2022-03-07 15:03:41
Amazing Optical Brightener ER-I-II-III. Fast shipping and good quality.

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