| Customization: | Available |
|---|---|
| CAS No.: | 27344-41-8 |
| Formula: | C28H20S2O6Na2 |
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Appearance: light yellow-green transparent and free-following liquid
Solubility: insoluble in water
Characteristic:
1. Bluish tone; Insoluble in water, soluble in carbon tetrachloride and DMF
2. Heat stability N300t), it can withstand the high temperature when in the plastic processing and chemical fiber and has high mobility
3. It has an excellent effect in artificial leather with long term storage without yellowing and fading
4. It has good compatibility and excellent whitening effect in PVC and polystyrene
5. Low toxicity allows it can be applied to whiten the package of food and children toy
| Index | Standard |
| Purity by wt % | 96 min |
| Max UV absorption Spectrum by nm: | 361 |
1. PVC and polystyrene products
2. Applied to coating material, printing ink and synthetic fiber (nylon has good sunlight fastness)
3. Applied to household electric appliance, electronics and package materials
| Products | Dosage by % | |
| PVC | white | 10~50 g |
| transparent | 0.1~1 g | |
| Polystyrene | white | 10~50 g |
| transparent | 0.1~1 g | |
| ABS | 10~50 g | |
1. There are more than 5000 brighteners on the world market, they are actually different brand names and numbers from different producers/ distributors for less than 400 chemical compounds. On China's market, the main names/ types are: BBU, CXT, BA-L, BA, APC, DMS(AMS), MST, 210, VBL, BBU, DT, VBU, BA, BC, DMS, FB-351, CBS-L, BA-L, 31#, CBW, 5BM, OB-1, APC, VBL, CXT, BBC, BST, BC-100, ER, ERI, BBU, CBS-L, PS(PF), OB, KB, OB-1, KCB, KSN, DBH-1, APH, APB-L, ER, KCB, KSN, PF, NFW, HPE and etc.
2. We normally list 24 months as the shelf life in our COA, the real shelf life can be slightly longer than 24 months if it's stocked in good condition (bags are sealed enough, away from direct sun-light, moisture and other incompatible chemical materials), but it's still suggested to avoid long time storage
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