Optical Brightener (OB)
Commodity: Optical Brightener (OB)
CAS#: 7128-64-5
Molecular Formula： C26H26N2O2S
Weight：430.56
Structural Formula：
Uses: A good product on whitening and brightening various of thermoplastics, such as PVC、PE、PP、PS、ABS、SAN、PA、PMMA, as good as fiber, paint ,coating ,high-grade photographic paper, ink, and the signs for anti-counterfeiting.
Specifications:
|
Item) |
Standard |
|
Appearance |
Similar-white powder |
|
Content (HPLC) |
≥98% |
|
Mesh |
Pass 200meshes |
|
Color shade |
Blue |
|
Melting point |
200-203℃ |
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