North American Product Classification System (NAPCS) Canada 2017 Version 1.0
271 - Basic chemicals
This group comprises basic chemicals.
27112 - Other basic inorganic chemicals
This class comprises other basic inorganic chemicals.
Exclusion(s)
- nuclear fuel (See 1451111 Nuclear fuel)
271121 - Sulphuric acid
This subclass comprises sulphuric acid, pure, concentrated or diluted.
271122 - Chlorine
This subclass comprises chlorine.
271123 - Sodium hydroxide (caustic soda)
This subclass comprises sodium hydroxide (caustic soda).
271124 - Inorganic potassium and sodium compounds (except alkalis, alums, and bleaches)
This subclass comprises inorganic potassium and sodium compounds, except alkalis, alums, and bleaches.
Exclusion(s)
- alums (aluminum potassium sulphate; sodium alum; chrome alum; iron alums) (See 2711284 Other miscellaneous inorganic chemicals, n.e.c.)
- sodium bicarbonate, sodium carbonate, potassium hydroxide (See 2711282 Alkalis, alums, and bleaches (except chlorine and sodium hydroxide))
- sodium chloride (evaporated salt, except table salt) (See 2721368 Other chemical products, n.e.c.)
- sodium hydroxide (caustic soda) (See 2711231 Sodium hydroxide (caustic soda))
- sodium sulphate and sodium carbonate, natural (See 1631253 Other non-metallic minerals, n.e.c.)
271125 - Carbon black
This subclass comprises carbon black, all processes.
Exclusion(s)
- bone black, and other animal charcoals (See 2721368 Other chemical products, n.e.c.)
271126 - Chemical catalytic preparations
This subclass comprises chemical catalytic preparations.
271127 - Prepared radioactive isotopes
This subclass comprises prepared radioactive isotopes.
271128 - Other basic inorganic chemicals, n.e.c.
This subclass comprises other basic inorganic chemicals, n.e.c.
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