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Fancheng chemical is professional in manufacturing and supplying quality and colorful organic pigment for plastic, organic pigment for printing ink, organic pigment for coating to different customers. cooperating with many professional scientific research institutions, we can assure you the high quality of our pigment. don't hesitate to buy.

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 are added during the thermoplastic molding process, rather than added in liquid form afterward, that’s the word “mass-whitening” come from. generally, obas were mixed with powder or granules plastic for flexible pvc, obas were added in …

As a optical brightener agent factory, we can export you optical brightener agent ob, ob-1, fp-127, cbs-x, er, 4bk, mst, swn. oba powder can be used for textile dyes, plastic, detergent and paper industry. more product please view hifactory.

Manufacturer for VBL optical brightener for fiber items supplier in China,we assistance our shoppers with most effective excellent merchandise and high level service.Getting the professional manufacturer within this sector,we've gained wealthy experience in making and managing.Our Manufacturer for VBL optical brightener for fiber solutions won certifications on the neighborhood and international most important authorities .For a lot more detailed information,please get in touch with us!


Manufacturer for VBL optical brightener for fiber 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 Manufacturer for VBL optical brightener for fiber products won certifications of your local and international principal authorities .For much more detailed info,please contact us!

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