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| Product Name | Optical Brightening Agent OB-1 |
| Alias | 2,2”-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole ; 4,4”-BIS(2-BENZOXAZOLYL)STILBENE |
| English | |
| Molecular formula | C28H18N2O2 |
| Molecular weight | 414.45 |
| CAS No | 1533-45-5 |
| EINECS | 216-245-3 |
| Specification |
Content(HPLC) 98.5% min Melting point 352~358℃ Mesh size Pass 200 mesh Ash content 0.3% max Volatile Matter 0.5% max |
| Appearance traits | Green powder or yellow powder |
| Use | Used for the whitening of polyester, especially suitable for the whitening of polyester fiber and cotton and other blended fabrics, but also for the whitening of plastic products |
| Package | 25KG/fiber drum |
| Other product information |
Hazard: Not dangerous cargo Molecular Structure: |
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