| Dzina la mankhwala | 2,2′-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole |
| Fomula ya maselo | C28H18N2O2 |
| Kulemera kwa maselo | 414.4 |
| CAS NO. | 1533-45-5 |
Kapangidwe ka mankhwala

Kufotokozera
| Maonekedwe | Ufa wobiriwira wachikasu |
| Kuyesa | Mphindi 98% |
| Malo Osungunuka | 357~361°C |
| Zamkati Zosakhazikika | 0.5% payokha |
| Phulusa lochuluka | 0.5%pamwamba |
Mlingo woyenera
Polima iliyonse ya 1000Kg yowonjezera kuchuluka kwa Optical brightener OB-1:
1.Ulusi wa polyester 75-300g. (75—300ppm).
2.PVC yolimba, PP, ABS, Nayiloni, PC 20-50g. (20—50ppm).
3.Kuyeretsa kwa masterbatch kokhazikika 5-7kg. (0.5—0.7%).
Phukusi ndi Kusungirako
25kg/ng'oma ya pepala lonse
Sungani mankhwalawa pamalo ozizira, ouma, komanso opumira bwino kutali ndi zinthu zosagwirizana.