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Optical Brightener Powder, Optical Brighteners In Textiles, Optical Brightener For Plastic
Shanghai Longpu Industry Co.,Ltd
Shanghai Longpu Industry Co.,Ltd We are integrating research, manufacture and trade of optical brightener, pigments, ultraviolet absorbent products. Like OBA 199, CBS-X, OB, OB-I, KCB, EBF, UV 326, UV327 ,UV531 etc products have...