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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.

Optical brightening agent 31# cas:12224-06-5 manufacturer, fluorescent brightener vbl supplier, optical brightening agent 31# producer from china, offering highest quality optical brightening agent vbl to global customers

Application it is mainly used for whitening synthetic detergents and soaps. it can also be used for whitening cotton, linen, nylon wool and paper.it is suitable for whitening cotton, terylene blended fabric and whitening of cotton blended fabric and widely used in detergents, bleaching and dyeing, paper, dyes and other.

fast yellow fluorescent pigment producer supplier from China,we are expert manufacturer with years of knowledge.For shoppers from all over the world,we support them with high high quality fast yellow fluorescent pigment producer solutions. Customized solutions are readily available and we help wholesale. Please click the button below to verify for much more specifics of fast yellow fluorescent pigment producer.


Qualified fast yellow fluorescent pigment producer solutions of China supplier for international and nearby trade business enterprise.Getting the very best items of our factory,our fast yellow fluorescent pigment producer products series have been tested and won us specialist authority certifications. For much more parameters and solution list information,please click the button to obtain additional information.

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