We are professional optical brightener manufacturers, own optical brightener factory, one of the best Optical Brightener OB-1 and UV absorber manufacturers and suppliers china.
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Optical Brightener APC in paper

Optical Brightener APC in paper is our main product. Raytop is the leader of Optical Brightener APC in paper manufacturers and suppers from china.Wholesale high-quality Optical Brightener APC in paper products for you.

Optical Brightener used for paper have two forms,powder and liquid.Powder form are Optical Brightener BA,BBU,Liquid form are BA-L and APC.