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Weathering pigment and antibacterial, flame retardant, antioxidant, anti ultraviolet, and other additives synthesis of SODES high performance functional masterbatch. It provides a series of guarantee for the long-term stability, security, specificity and other characteristics of the product. Adequate guarantees are made for the safety of the fittings and tubing used for potable water contact. The formula of masterbatch are in accordance with the REACH SVHC 174, drinking water, food grade test GB31604.30 regulations.