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Optical brightening agent er-iii cas no. 13001-40-6 chemical name: 1,4'-bis(2-cyanostyryl) benzole specifications appearance slight yellow greenish powder melting point 288-201 ℃ purity ≥99% moisture content ≤0.5 application optical brightener 199 is used to the whitening process of dacron, acetic fiber, polyamide fiber, blends of terylene-cotton etc.

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 …

ER III optical brightening agent for ink producer merchandise supplier in China,we assistance our consumers with very best high-quality items and higher level service.Getting the specialist manufacturer within this market,we've gained wealthy knowledge in making and managing.Our ER III optical brightening agent for ink producer products won certifications of your local and international principal authorities .For much more detailed info,please contact us!


Qualified ER III optical brightening agent for ink producer products of China supplier for international and regional trade enterprise.Being the most effective goods of our factory,our ER III optical brightening agent for ink producer goods series have already been tested and won us specialist authority certifications. For more parameters and solution list specifics,please click the button to acquire a lot more info.

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