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Alibaba offers 142 optical brightener agent vbl products. such as free samples, paid samples.

The whitening effect of optical brightener agent could be estimated by visual method which better under the sunlight or measure by colorimeter. 3.light fastness there is no international standard for testing optical brightener lightfastness in plastics.most tests used din 54004 for reference.

1,444 solvent based ink pigment products are offered for sale by suppliers on alibaba, of which pigment accounts for 17%, printing inks accounts for 14%. a wide variety of solvent based ink pigment options are available to you, such as ceramic pigments, coating pigment.

Oba speciality chemicals is a leading fluorescent whitening agent, fluorescent whitening agent manufacturers, fluorescent whitening agent exporters & fluorescent whitening agent suppliers in ahmedabad, gujarat, india.

Our corporation primarily engaged and export 184 optical brightener agent for soap factory. we depend on sturdy technical force and continually create sophisticated technologies to meet the demand of 184 optical brightener agent for soap factory clients. We are sincerely welcome good friends from numerous circles at dwelling and abroad come to cooperate!


We're an enterprise that export 184 optical brightener agent for soap factory to China, we're authorized by the relevant state registratio. Major 184 optical brightener agent for soap factory and sell to many regions in China, solution readily available upon request. We have the spirit of "customer 1st, honesty first" principle, with a quantity of enterprises established long-term cooperative partnership.

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