... price. We can send it from Musel,Laocai. Rubber antioxidant RD(TMQ)Chemical Name: polymerized 2,2,4trimetyl ... .5-3 proportions. Due to high solubility in rubber compound, you dont worry about bloom inlarge-quantity ... its characters, it may be sole used for rubber products which has strict requirement in the performance ... and avoid moisture, cautiously used in latearticles Rubber grade Antioxidant RD