Section 06 Products of the chemical or allied 34 Soap, organic surface active agents, washing and lubricating prep., artificial or prepared waxes, polishing or scouring prep., candles and similar, modelling pastes, dental waxes and prep. with basis of plaster 34 03 Lubricating preparations, etc (excl. those of >=70% petroleum oil) 34 03 99 Preparations for aircraft engines 34 03 99 11 Preparations for aircraft engines Commodity Code Description 34 03 99 11 00 Preparations for aircraft engines