Subheading 2839.19 · Section VI
2839.19
Silicates; of sodium (excluding sodium metasilicates)
28 Inorganic chemicals; organic and inorganic compounds of precious metals; of rare earth metals, of radio-active elements and of isotopes
2839 Silicates; commercial alkali metal silicates
2839.19 Of sodium (excluding sodium metasilicates)
Other subheadings under 2839