Section 06 Products of the chemical or allied industries 29 Organic chemicals 29 21 Amine-function compounds 29 21 11 Methylamine, di-or trimethylamine and their salts 29 21 11 00 Methylamine, di-or trimethylamine and their salts Commodity Code Description 29 21 11 00 000 Methylamine, di-or trimethylamine and their salts