C01C   1/00		˥βʪ	Ammonia; Compounds thereof	848
C01C   1/02		˥¤ޤʬΥ	Preparation or separation of ammonia	3501
C01C   1/04		ˤ륢˥¤ʥ˥Ѥκ祬¤ޤã£	Preparation of ammonia by synthesis (preparation or purification of gas mixtures for ammonia synthesis <b>C01B3/025</b>)	5087
C01C   1/08		ͭʪ饢˥Ĵ	Preparation of ammonia from nitrogenous organic substances	1196
C01C   1/10		˥ա㡥ա饢˥ʬΥ	Separation of ammonia from ammonia liquors, e.g. gas liquors	1253
C01C   1/12		ӵΤ饢˥ʬΥ	Separation of ammonia from gases and vapours	1360
C01C   1/14		˰´	Saturators	49
C01C   1/16		˥Υϥʪ	Halides of ammonium	2080
C01C   1/18		˥ξ˻	Nitrates of ammonium	1253
C01C   1/20		βʪ¿βʪ	Sulfides; Polysulfides	89
C01C   1/22		˥ΰβ	Sulfites of ammonium	144
C01C   1/24		˥βʣããͥ	Sulfates of ammonium(<b>C01C1/14</b> takes precedence)	2524
C01C   1/242		˥βޤϻ¤Σ	Preparation from ammonia and sulfuric acid or sulfur trioxide	1176
C01C   1/244		˥βȤʣʬˤ¤Σ	Preparation by double decomposition of ammonium salts with sulfates	347
C01C   1/245		ǤӤޤಽʪ¤Σ	Preparation from compounds containing nitrogen and sulfur	127
C01C   1/246		ͭ˥ಽʪΡΣ	from sulfur-containing ammonium compounds	133
C01C   1/247		ͷΥǤǤλˤΣ	by oxidation with free oxygen	174
C01C   1/248		뾽θǷɻߤޤϷ뾽ηޤ礭Σ	Preventing coalescing or controlling form or size of crystals	225
C01C   1/249		뾽æΣ	Deacidifying the crystals	82
C01C   1/26		˥úޤϽú	Carbonates or bicarbonates of ammonium	618
C01C   1/28		˥ΰŪ¤ˡ<br><br><b><ul></ul></b><br>ʣˤΥ롼פϡ˶°ͭ륢˥ʺʪʳˤޤʤϡ°ˤäƥ֥饹ãĤãǤŬڤʥ롼פޤ롣<br>ʣۥȤƥ˥पӶ°¸ߤ¿αϥ˥बǤΤ褦ʬव롣<br>ʣ˥˥϶°ˤäƥ֥饹ãĤãǤŬڤʥ롼פʬव롣	Methods of preparing ammonium salts in general; <br><br><b><u>Note(s)</u></b><br><br><ul><li>This group <u>does not cover</u> ammonium salts of complex acids (other than complex cyanides) containing a metal in the anion, which are covered by the relevant groups of subclasses <b>C01D to C01G</b> , according to the metal.</li><li>Salts of polybasic acids with ammonium and a metal as cations are classified as though the ammonium were hydrogen.</li><li>Complex ammine salts are classified in the relevant groups of subclasses <b>C01D to C01G</b> , according to the metal.</li></ul>	220
C01C   3/00		󡨤βʪ	Cyanogen; Compounds thereof	1002
C01C   3/02		󲽿Ǥ¤	Preparation of hydrogen cyanide	1223
C01C   3/04		ʬΥ	Separation from gases	148
C01C   3/06		󲽿Ǥΰ경	Stabilisation of hydrogen cyanide	37
C01C   3/08		°ΥʪޤϺʪ	Simple or complex cyanides of metals	363
C01C   3/10		ñ쥢륫°ʪΣ	Simple alkali metal cyanides	389
C01C   3/11		ʪΣ	Complex cyanides	246
C01C   3/12		ŴޤϤκʪΣ	Simple or complex iron cyanides	1021
C01C   3/14		α	Cyanic acid; Salts thereof	217
C01C   3/16		ʥߥɡα	Cyanamide; Salts thereof	324
C01C   3/18		륷ॷʥߥ	Calcium cyanamide	228
C01C   3/20		α	Thiocyanic acid; Salts thereof	707
