Rahmad Taufik Simatupang

 P.G. Student, Dept. of Chemical Engineering, University of North Sumatera, Medan, Indonesia

 Rahmad Taufik Simatupang is a P.G. Student, Dept. of Chemical Engineering, University of North Sumatera, Medan, Indonesia

Amidation, diethanolamine, diethanolamide, methyl ester, temperature, reaction rate