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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.

China optical brightener agent manufacturersselect 2020 high quality optical brightener agent products in best price from certified chinese chemical additives manufacturers, china brightener suppliers, wholesalers and factory on made-in-china

Optical brightener ob. fluorescent whitening agent oba184 optical brightener ob cas 7128-64-5. this product optical brightener ob can be used for whitening thermoplastic plastics, and optical brightener ob can be used for whitening thermoplastic plastics, pvc, ps, pe, pp, abs, acetate fiber, paint, coating, printing ink, etc. optical brightener ob can be added at any stage in …

China OB 1 brightener agent for plastics exporter from China, we're by far the most professional supplier from USA with ISO9001 Certification. Also the solutions have already been certified by mutiple safety certification.We'll give our China OB 1 brightener agent for plastics priducts in top-quality and most favourable value.


Supplying most effective quality China OB 1 brightener agent for plastics goods,we are specialist manufacturer in China.Wining a lot of the important certifications of its industry,our China OB 1 brightener agent for plastics merchandise are finest sellers in the neighborhood and international industry. When you require far more info about our factory and product list,please click the button bellow to check for it.

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