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

Sylic fluorescent whitening agent / optical brightening agent 588 vbl for polyester triacetate fiber application hangzhou chungyo chemicals co., ltd. us $1.00-$2.00 / kilogram

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.

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.

Because the enterprise established, we have been committed to excellent quality BBU optical brightening agent for plastic in China sales and service, we've consistently adhering to the "quality initial, service first" business philosophy to serve our customers and often put this philosophy throughout our excellent quality BBU optical brightening agent for plastic sales and after-sales service. We are one of several most powerful and in depth marketplace network of modern integrated excellent quality BBU optical brightening agent for plastic product sales company. Welcome your inquiry!


We are an enterprise that export excellent quality BBU optical brightening agent for plastic to China, we are approved by the relevant state registratio. Primary excellent quality BBU optical brightening agent for plastic and sell to different regions in China, product out there upon request. We've got the spirit of "customer initial, honesty first" principle, using a quantity of enterprises established long-term cooperative connection.

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