Explanatory notes
… extraction of arsenic or metals or for the manufacture of their chemical compounds. Subheading Notes. 1.- For the … and consisting essentially of lead, lead compounds and iron oxide. 2.- Slag, ash and residues containing arsenic, … as defined in Chapter 71 (viz., silver, gold, platinum, iridium, osmium, palladium, rhodium and ruthenium). (2) …Legal note
… extraction of arsenic or metals or for the manufacture of their chemical compounds. Subheading Notes. 1.- For the … and consisting essentially of lead, lead compounds and iron oxide. 2.- Slag, ash and residues containing arsenic, mercury, thallium or their mixtures, of a kind used for the extraction of arsenic …