Jinan Subang Fine Chemical Co., Ltd

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1. Fluorescent brightener CBS-X

Main Chemical Composition: Stilbene derivative
Property: CBS-X is a greenish yellow crystalline powder, soluble in water, anionic type, maximum spectrum absorption at 348-350nm
C.I. Number: 351
Appearance: greenish yellow ...

2. fluorescent brightener CBS-127

Formula: C30H26O2
Molecular Weight: 418
C.I. Number: 378
Appearance: slight yellow powder
Melting Point: 219~221C
Purity: min 98.0%
Application: mainly be used in whitening of plastics such as PVC, PS, ABS, etc.
Maximum UV Spectrum ...

3. fluorescent brightener KCB

Chemical name: 1,4-Bis(2-benzoxazoly)naphthalene
Formula: C24H14N2O2
Molecular Weight: 362
C.I. Number: 367
Appearance: yellow crystalline powder
Melting Point: 210~212
Purity: min99.0%
Maximum UV Absorption Spectrum: 370nm
Application: ...

4. fluorescent brightener OB-1

Chemical name: 2,2'-(1,2-Ethenediyldi-4, 1-phenylene)bisbenzoxazole

Structure:
Formula: C28H18N2O2
Molecular Weight: 414.4
C.I. Number: 393
Appearance: yellow green powder
Melting Point: 359C
Purity: nin99.5%
Application: mainly be ...

5. fluorescent brightener OB

Formula: C26H26N2O2S
Molecular Weight: 430
C.I. Number: 184
Appearance: slight yellow or milk white powder
Melting Point: 200-202
Purity: min99.0%
Maximum absorption spectral position:375nm(ethano)
Maximum fluorescence emission wavelength ...