... We can send it from Musel,Laocai. Rubber antioxidant RD(TMQ)Chemical Name: polymerized 2,2,4trimetyl 1,2dihydroguinoline( ... -3 proportions. Due to high solubility in rubber compound, you dont worry about bloom inlarge-quantity ... characters, it may be sole used for rubber products which has strict requirement in the performance ... moisture, cautiously used in latearticles Rubber grade Antioxidant RD