Fluorescent Brightener CAS No 27344-41-8 (FBWC) Optical Brightener
Product Description
Appearance:
white or light yellow even powder
Characteristic:
ECO-friendly products with excellent cold water dispersibility, It can also show satisfactory whitening effect at low temperature
| Index | Standard |
| UV absorption | 423~449 |
| Max UV absorption Spectrum by nm: | 350 |
Mainly applied in washing powder of synthetic detergent
Recommended dosage: 0.1~0.15%
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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