Fluorescent Brightener OB-1 Fluorescent Brightener 393 CAS:1533-45-5
Product Name |
Optical brightener OB-1 |
Chemical Name |
4,4'-Bis(2-benzoxazolyl)stilbene |
CAS NO. |
1533-45-5 |
MF |
C28H18N2O2 |
Appearance |
Yellowish green powder |
Purity |
99.0%min |
Appearance |
Light Yellowness Powder |
Grade |
Industry |
Main Products(%wt) |
≥99 |
Melting Point(℃) |
328.6 |
Fineness(μm) |
Pass |
Ash Content(%wt) |
0.29 |
Moisture Content(%wt) |
0.2 |
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