Fluorescent Brightener ER-III (FBA199), Optical Brightener ER-III, OBA 199, 2,3’-dicyanostilbene, CAS No. 79026-03-2, MF C24H16N2, is a chemical intermediate. Optical Brightener ER-III is widely used for whitening polyester, acetic acid, nylon and other fibers, and Fluorescent Brightener ER-III widely used in polyester cotton, polyester yarn, polyester wool, polyester fiber and other blended fabrics brightening. Fluorescent Brightener ER-III also has excellent whitening effect on plastics, and can mixing with ER-I and ER-I to improve thermal stability.
1.Performance Metrics
Name |
Fluorescent Brightener ER-III (FBA199) |
Chemical name |
2,3’-dicyanostilbene |
Appearance |
pale yellow powder |
C.I. |
199 |
CAS NO. |
79026-03-2 |
EINECS |
279-038-7 |
MF |
C24H16N2 |
Melting Point |
230-234 °C |
Color Light |
fluorescent white |
2. Fluorescent Brightener ER-III (FBA199) Application
Fluorescent Brightener ER-III (FBA199) widely used in polyester cotton, polyester yarn, polyester wool, polyester fiber and other blended fabrics brightening. Fluorescent Brightener ER-III also has excellent whitening effect on plastics, and can mixing with ER-I and ER-I to improve thermal stability. Fluorescent Brightener ER-III (FBA199) can also for artificial leather, coatings and other industries brightening.
3. Fluorescent Brightener ER-III (FBA199) Packaging
25kg cardboard drum, lined with plastic bags or according to customer requirements packaging.