Contact NowDiphenylamine for N, N - Dialkylanilines ADPA lube AdditiveDiphenylamine for N, N - dialkylanilines ADPA is the main raw material for N, N - dialkylanilines( ADPA) which mainly used as Lube Additive.We are the first to adopt the continoous process to synthesis diphenylamine and diphenylamine's purity can reach to 99.96% . Products...