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Optical brightening agent ob-1 ob1 fluorescent brightener 393 / fba 393 cas 1533-45-5 for plastic/ plastic whitening agent us $10.00$28.00 / kilogram

The whitening effect of optical brightener agent could be estimated by visual method which better under the sunlight or measure by colorimeter. 3.light fastness there is no international standard for testing optical brightener lightfastness in plastics.most tests used din 54004 for reference.

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Optical brighteners, optical brightening agents (obas), fluorescent brightening agents (fbas), or fluorescent whitening agents (fwas), are chemical compounds that absorb light in the ultraviolet and violet region (usually 340-370 nm) of the electromagnetic spectrum, and re-emit light in the blue region (typically 420-470 nm) by fluorescence.these additives are often used to enhance …

Factory for 184 optical whitening agent for polyethylene in Vietnam solutions supplier in China,we support our prospects with finest quality goods and high level service.Being the specialist manufacturer in this sector,we have gained wealthy knowledge in making and managing.Our Factory for 184 optical whitening agent for polyethylene in Vietnam goods won certifications of the regional and international primary authorities .For extra detailed info,please speak to us!


Factory for 184 optical whitening agent for polyethylene in Vietnam goods supplier in China,we help our buyers with ideal top quality merchandise and higher level service.Becoming the professional manufacturer within this industry,we've got gained wealthy practical experience in making and managing.Our Factory for 184 optical whitening agent for polyethylene in Vietnam goods won certifications of your local and international main authorities .For much more detailed info,please get in touch with us!

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