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Whitening agents / optical brighteners are additives that impart brightness to polymers and intensify the degree of whiteness. these agents function on the basis of the ‘fluorescence effect’; they absorb light in the uv spectrum and emit light in the blue region of the visible spectrum to yield a brighter and fresher appearance to the plastic.

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.

China optical whitening agentselect 2020 optical whitening agent products from verified china optical whitening agent manufacturers, suppliers on made-in-china.

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.

Skilled China CBS optical brightening agent for ink products of China supplier for international and regional trade business enterprise.Getting the ideal goods of our factory,our China CBS optical brightening agent for ink solutions series happen to be tested and won us skilled authority certifications. For additional parameters and solution list information,please click the button to get more information.


China CBS optical brightening agent for ink Supplier with a higher organization reputation,from China.Our merchandise include things like:China CBS optical brightening agent for ink Goods are mainly exported to European countries,it is actually popular in quite a few nations.

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