| Type | optical brightener | Purity | 99.5% |
| Classification | Chemical Auxiliary Agent | MF | C32H16CuN8 |
| CAS No. | 7128-64-5 | EINECS No. | 230-426-4 |
| Other Names | optical brightener TS | Product name | Yellowish remover &Transparent agent TS |
| Appearance | Blue powder | Package | 25kg/drum |
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