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Polyester Fibre Ob-1 Optical Brightener Agent Chemical Industrial Excellent Whitening Effect

2025-04-13 introduction 4200
OB-1
Optical Brightener
Industrial Grade
Organic Compound
First Class
Bright Yellow Crystalline Powder
>=98%
355-360
Blue Light
<=0.5%
> 300 Mesh
HEIHU
25 Kg/Barrel
25 kg/barrel
China
2811290090
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