Section 06 Products of the chemical or allied industries 29 Organic chemicals 29 04 Sulphonated, nitrated or nitrosated derivatives of hydrocarbons 29 04 33 Lithium perfluorooctane sulphonate 29 04 33 00 Lithium perfluorooctane sulphonate Commodity Code Description 29 04 33 00 000 Lithium perfluorooctane sulphonate