Description

Optical Brightener FP-127

4,4′-Bis(2-methoxystyryl)-1,1′-biphenyl;

FP-127, Fluorescent Brightener 378 (FB 378 ) , C.I.378 , Uvitex FP

Appearance: light yellow powder
Purity: ≥99%
Melting point: 219-221℃
Fineness: ≥300 meshes

>Optical brightener FP-127 is the ideal fluorescent whitener for PVC.

>Recommended concentrations: 0.05-0.5% depend on the application and degree of desired whiteness.

For additional handling and toxicological information, please consult us for Maternal Safety Date Sheet.

25kg per fiber drum, or according to customers’ requirements.

Product	Synonyms	CAS Number	Features
Optical Brightener For Plastics
FP-127	Uvitex FP	40470-68-6	the best OBA for PVC products
KCB	Hostalux KCB	5089-22-5	OBA for plastics and lacquer, especial for EVA
KSB	Telalux KSB	7128-54-5	OBA for transparent plastics, recycled PE/PP
KSN	Hostalux KSN	5242-49-9	OBA For high-temperature plastics, 100% counter
OB	Uvitex OB, Tinopal OB	7128-64-5	universal plastic OBA, also for ink, coating
OB-1	Eastobrite OB-1	1533-45-5	universal plastic OBA, green or yellow shade
PF	FBA 135	1041-00-5	strong red shade
Optical Brightener For Cotton
4BK	FBA 113	12768-91-1	for cotton or with fabic blend, red or blue shade
ER-I	FBA 199	13001-39-3	powder & liquid form, PE, PA, CA fiber, high temperature whitening
ER-II	FBA 199:1	13001-38-2	powder & liquid form, PE, PA, CA fiber, lower temperature whitening
EBF	FBA 185	12224-41-8
Optical Brightener For Detergent
CBS-X	Tinopal CBS-X	27344-41-8	for detergent, soap, washing
Optical Brightener For Paper
VBL	FBA 85	12224-16-7	for paper, also for cotton, vinylon, nylon
BBU	FBA 220	16470-24-9	Replace VBL