Section 06 Products of the chemical or allied industries 29 Organic chemicals 29 35 Sulphonamides 29 35 40 N-(2-Hydroxyethyl)-N-methylperfluorooctane sulphonamide 29 35 40 00 N-(2-Hydroxyethyl)-N-methylperfluorooctane sulphonamide Commodity Code Description 29 35 40 00 000 N-(2-Hydroxyethyl)-N-methylperfluorooctane sulphonamide