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Ask for price we provide quality optical whitening agent or optical brightening agents for various requirements of textile, paper and detergent industries. available at competitive prices, our optical whitening agent are suitable for different applications and in …

(ba,oba,vbl,cxt) fluorescent brightener , find complete details about (ba,oba,vbl,cxt) fluorescent brightener,fluorescent brightener cbs-l from coating auxiliary agents supplier or manufacturer-henan tianfu chemical co., ltd.

Molecular formula:c 18 h 15 cln 2 o 6 s molecular weight: 422.84 cas registry number:7023-61-2 manufacturing methods :2-amino-4-chloro-5-methylbenzenesulfonic acid diazotization, and 3-hydroxy-2-naphthoic acid coupling, and then into calcium salt. properties and applications:brilliant red, shallow blue light pink.purple red powder. insoluble in water and ethanol.

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.

We attach value to innovation, specifically with patents of China on 135 fluorescent brightener for paper producer, its excellent technology has reached the international sophisticated level, and includes a higher reputation inside the 135 fluorescent brightener for paper producer business. Our group not simply has exceptional researchers and industry nationwide sales and service network, but additionally are China consumers specified brand producers.


We attach value to innovation, specially with patents of China on 135 fluorescent brightener for paper producer, its superb technologies has reached the international advanced level, and includes a higher reputation within the 135 fluorescent brightener for paper producer market. Our group not simply has excellent researchers and sector nationwide sales and service network, but additionally are China prospects specified brand suppliers.

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