Optical Brightener Ob-1
1533-45-5
C28h18n2o2
1533-45-5
Powder
Green
Ccic, Reach
Yes
Plastic Flame Retardant
IDEFU
25kg Cartons/Drums
kg
China
32042000
Product Description
Flourescent brightener OB-1![]() ![]() ![]() |
| CAS NO. :1533-45-5 |
| Appearance: bright yellow green crystalline powder |
| Purity: ≥98.5% |
| Melting point: 355-360ºC |
| Solubility: insoluble in water, soluble in benzene dichloride and other high boiling point organic solvents |
Packing:![]() ![]() 25KG fiber drum lined with double-layer plastic bag |
| Uses: in whitening polyester fiber, in whitening and brightening polyester, cotton and other fiber blended fabrics |

























