Tetramethyl lead and tetraethyl lead :

Section VI · PRODUCTS OF THE CHEMICAL OR ALLIED INDUSTRIES

HS 2931.10 is a heading in Chapter 29 (Organic chemicals) of the Sri Lanka Customs import tariff. Choose a more specific sub-heading to see its duty rates.

Other organo-inorganic compounds.›Tetramethyl lead and tetraethyl lead :

This is a grouping line with no rate cells of its own. Select a more specific sub-heading to see rates and compute duty.