Harmonized System
Section VI
PRODUCTS OF THE CHEMICAL OR ALLIED INDUSTRIES
Chapter 28
Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes
Heading 2804
Hydrogen, rare gases and other non-metals.
2804.61
-- Containing by weight not less than 99.99 % of silicon
Section VI
PRODUCTS OF THE CHEMICAL OR ALLIED INDUSTRIES
Chapter 28
Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes
Heading 2804
Hydrogen, rare gases and other non-metals.
2804.61