C
SECTION C — CHEMISTRY AND METALLURGY
  
CHEMISTRY
 C01
INORGANIC CHEMISTRY (obtaining metal compounds by metallurgical processes C21B, C22B; production of non-metallic elements or inorganic compounds by electrolysis or electrophoresis C25B)
 C01G
COMPOUNDS OF METALS NOT COVERED BY SUB-CLASSES C01B TO C01F (C01C 3/14 takes precedence; metal hydrides C01B 6/00; salts of oxyacids of halogens C01B 11/00; salts of peracids, peroxides C01B 15/00; thiosulphates, dithionites, polythionates C01B 17/64; compounds containing selenium or tellurium C01B 19/00; nitrides C01B 21/06; azides C01B 21/08; imido or amido compounds C01B 21/10; nitrites C01B 21/50; phosphides C01B 25/08; salts of oxyacids of phosphorus C01B 25/16; compounds containing arsenic C01B 27/00; compounds containing antimony C01B 29/00; carbides C01B 31/30; compounds containing silicon C01B 33/00; compounds containing boron C01B 35/00; cyanides C01C 3/08; salts of cyanamide C01C 3/16; thiocyanates C01C 3/20)
 C01G

Note(s)

Compounds containing at least two different metals are classified in the last appropriate place in C01F or C01G.

 C01G 1/00
Methods of preparing compounds of metals not provided for in sub-classes C01B, C01C, C01D, C01F, in general (electrolytic production of inorganic compounds C25B 1/00)
 C01G 1/02
·  oxides
 C01G 1/04
·  carbonyls
 C01G 1/06
·  halides
 C01G 1/08
·  nitrates
 C01G 1/10
·  sulphates
 C01G 1/12
·  sulphides
 C01G 1/14
·  sulphites
 C01G 3/00
Compounds of copper
 C01G 3/02
·  Oxides; Hydroxides
 C01G 3/04
·  Halides
 C01G 3/06
·  ·  Oxychlorides
 C01G 3/08
·  Nitrates
 C01G 3/10
·  Sulphates
 C01G 3/12
·  Sulphides
 C01G 3/14
·  Complexes with ammonia
 C01G 5/00
Compounds of silver
 C01G 7/00
Compounds of gold
 C01G 9/00
Compounds of zinc
 C01G 9/02
·  Oxides
 C01G 9/04
·  Halides
 C01G 9/06
·  Sulphates
 C01G 9/08
·  Sulphides
 C01G 11/00
Compounds of cadmium
 C01G 13/00
Compounds of mercury
 C01G 13/02
·  Oxides
 C01G 13/04
·  Halides
 C01G 15/00
Compounds of gallium, indium, or thallium
 C01G 17/00
Compounds of germanium
 C01G 17/02
·  Germanium dioxide
 C01G 17/04
·  Halides of germanium
 C01G 19/00
Compounds of tin
 C01G 19/02
·  Oxides
 C01G 19/04
·  Halides
 C01G 19/06
·  ·  Stannous chloride
 C01G 19/08
·  ·  Stannic chloride
 C01G 21/00
Compounds of lead
 C01G 21/02
·  Oxides
 C01G 21/04
·  ·  Lead suboxide (Pb2O)
 C01G 21/06
·  ·  Lead monoxide (PbO)
 C01G 21/08
·  ·  Lead dioxide (PbO2)
 C01G 21/10
·  ·  Red lead (Pb3O4)
 C01G 21/12
·  Hydroxides
 C01G 21/14
·  Carbonates
 C01G 21/16
·  Halides
 C01G 21/18
·  Nitrates
 C01G 21/20
·  Sulphates
 C01G 21/22
·  Plumbates; Plumbites
 C01G 23/00
Compounds of titanium
 C01G 23/02
·  Halides of titanium
 C01G 23/04
·  Titanium oxides
 C01G 23/06
·  ·  by hydrolysing titanium salts
 C01G 23/08
·  ·  Drying; Calcining
 C01G 25/00
Compounds of zirconium
 C01G 25/02
·  Oxides
 C01G 25/04
·  Halides
 C01G 25/06
·  Sulphates
 C01G 27/00
Compounds of hafnium
 C01G 27/02
·  Oxides
 C01G 27/04
·  Halides
 C01G 27/06
·  Sulphates
 C01G 29/00
Compounds of bismuth
 C01G 31/00
Compounds of vanadium
 C01G 33/00
Compounds of columbium
 C01G 35/00
Compounds of tantalum
 C01G 37/00
Compounds of chromium
 C01G 37/02
·  Chromium oxides or hydroxides
 C01G 37/04
·  Chromium halides
 C01G 37/06
·  ·  Chromylhalides
 C01G 37/08
·  Chromium sulphates
 C01G 37/10
·  ·  Chrome alum
 C01G 37/12
·  Chromium trioxide, Chromic acid
 C01G 37/14
·  Chromates; Bichromates
 C01G 39/00
Compounds of molybdenum
 C01G 41/00
Compounds of tungsten
 C01G 43/00
Compounds of uranium
 C01G 43/02
·  Oxides of uranium
 C01G 43/04
·  Halides of uranium
 C01G 43/06
·  ·  Fluorides
 C01G 43/08
·  ·  Chlorides
 C01G 43/10
·  ·  Bromides
 C01G 43/12
·  ·  Iodides
 C01G 45/00
Compounds of manganese
 C01G 45/02
·  Oxides; Hydroxides
 C01G 45/04
·  Carbonyls
 C01G 45/06
·  Halides
 C01G 45/08
·  Nitrates
 C01G 45/10
·  Sulphates
 C01G 45/12
·  Manganates; Permanganates
 C01G 47/00
Compounds of rhenium
 C01G 49/00
Compounds of iron
 C01G 49/02
·  Oxides; Hydroxides
 C01G 49/04
·  ·  Ferrous oxide (FeO)
 C01G 49/06
·  ·  Ferric oxide (Fe2O3)
 C01G 49/08
·  ·  Ferroso-ferric oxide (Fe3O4)
 C01G 49/10
·  Halides
 C01G 49/12
·  Sulphides
 C01G 49/14
·  Sulphates
 C01G 49/16
·  Carbonyls
 C01G 51/00
Compounds of cobalt
 C01G 51/02
·  Carbonyls
 C01G 51/04
·  Oxides; Hydroxides
 C01G 51/06
·  Carbonates
 C01G 51/08
·  Halides
 C01G 51/10
·  Sulphates
 C01G 51/12
·  Complexes with ammonia
 C01G 53/00
Compounds of nickel
 C01G 53/02
·  Carbonyls
 C01G 53/04
·  Oxides; Hydroxides
 C01G 53/06
·  Carbonates
 C01G 53/08
·  Halides
 C01G 53/10
·  Sulphates
 C01G 53/12
·  Complexes with ammonia
 C01G 55/00
Compounds of ruthenium, rhodium, palladium, osmium, iridium, or platinum
 C01G 56/00
Compounds of transuranic elements
 C01G 57/00
Compounds of metals not covered elsewhere in this sub-class