Optical Brightening Agent 4bk 28 For Textile

Basic Info.Model NO.:4BK 28Certification:SGSColor:Light YellowKind:Textile BrightenerAppearance:PowderApplication:Dying Auxiliary, Textile AuxiliaryIonicity:AnionicTrademark:linebonPackage:Drum/Plastic BagSpecification:SGSOrigin:ChinaProduct Descriptionoptical brightener 4BK for textile C.I.87  cas 12768-91-1Main Ingredients: stilbene triazine typeThe maximum UV absorption wavelength: 350 nmAppearanceLight yellow powderIonicityAnionicWater insoluble=0.5%Water=5%Fineness(180mesh)=10%Characteristics:High whiteness and brightness. Shade can be shift to red, blue, violet according to clients' requ
Optical Brightening Agent 4bk 28 For Textile