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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 …

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 brightener cxt or o.b.a.71 for detergent powder , find complete details about optical brightener cxt or o.b.a.71 for detergent powder,optical brightener 71,fluorescent brightener cxt,o.b.a.71 from dyestuffs supplier or manufacturer-tianjin leading import & export co., ltd.

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.

Our company primarily engaged and export ER I optical brightener agent fast delivery. we depend on strong technical force and continuously develop sophisticated technology to meet the demand of ER I optical brightener agent fast delivery prospects. We're sincerely welcome mates from a variety of circles at household and abroad come to cooperate!


We attach value to innovation, specifically with patents of China on ER I optical brightener agent fast delivery, its excellent technology has reached the international sophisticated level, and features a higher reputation inside the ER I optical brightener agent fast delivery industry. Our group not merely has outstanding researchers and sector nationwide sales and service network, but also are China clients specified brand producers.

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