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Fluorescent Brightener 199 Optical Brighening Agent Er-I

China Fluorescent Brightener 199 Optical Brighening Agent Er-I, Find details about China Fluorescent Brightener, Fluorescent Whitening Agent from Fluorescent Brightener 199 Optical Brighening Agent Er-I

Model NO.
ER
Appearance
Powder
H.S.Code
32042000
Trademark
AFINE
Specification
99%
Origin
China
HS Code
3204200000
Model NO.
ER
Appearance
Powder
H.S.Code
32042000
Trademark
AFINE
Specification
99%
Origin
China
HS Code
3204200000

Optical Brightener ER-I


Chemical name: 1.4-Bis-o-cyanostyryl-benzene
Structure:
 

Formula: C24H16N2

Molecular Weight: 332
C.I.Number: 199

Appearance: Greenish yellow crystalline powder
Melting Point: 230±2  ºC
Purity: 99.0%
Application: Mainly be used as whitening agent for polyester fiber, as well raw material of making paste form brightening agent in textile dyeing.
Property: With strong fluorescence,  high whitening performance and excellent fastness to sublimation.


CERTIFICATE OF ANALYSIS

 
ItemSpec.Result
AppearanceYellow-green crystalline powderYellow-green crystalline powder
Purity ≥99%99.67%
Moisture≤1%0.29%

Fluorescent Brightener 199 Optical Brighening Agent Er-I

Fluorescent Brightener 199 Optical Brighening Agent Er-I
Fluorescent Brightener 199 Optical Brighening Agent Er-IFluorescent Brightener 199 Optical Brighening Agent Er-I

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