| Chemical
name |
Empirical
Formula |
Photograph |
| New Effective
Optical Brightener KCB |
C24H14O2N2 |
|
| Optical
Brightener Odyssey OB-1 |
C28H18N2O2 |
|
| Optical
Brightener Odyssey OB |
C27H27O2N2S
|
|
| Optical Brightening
Agent PF |
C18H14N2O2
|
|
| Optical
Brightening Agent PF-3 |
C18H14N2O2
|
|
| Optical
Brightening Agent ER-I |
C24H16N2
|
 |
| Optical
Brightening Agent ER-Ⅱ |
C24H16N2
|
|
Optical Brightening
Agent KSN |
C28H20N2O2 |
|
| FLUORESCENT
BRIGHTENER CBS-X |
C28H20S2O6Na2
|
|
| Optical
Brightening Agent EBF |
C18H10N2O2S
|
|
| Optical
Brightening Agent FP-127 |
C30H26O2
|
|
|
Fluorescent Whitening Agent HWA |
C14H14N2O6S2
|
|
|
Fluorescent Whitening Agent HPE |
C14H14N2O12S4
|
|
|
Fluorescent Whitening Agent HST |
C14H14N2O18S6
|
|
|
Fluorescent Whitening Agent HS |
C14H14
|
|
