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PCE
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DIFF Subgroup
C01C 1/24

Sulfates of ammonium (C01C1/14 takes precedence)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Sulfates of ammonium

CPC: Sulfates of ammonium (C01C1/14 takes precedence)

Full Title

Full titles differ between systems:

IPC:

Ammonia; Compounds thereof > Sulfates of ammonium

CPC:

Ammonia; Compounds thereof > Sulfates of ammonium (C01C1/14 takes precedence)

IPC and CPC are identically structured here. All 5 subcodes exist in both systems.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1974.

Child Classifications

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  • C01C 1/242 Preparation from ammonia and sulfuric acid or sulfur trioxide since 1974 IPC+CPC Available in IPC and CPC
  • C01C 1/244 Preparation by double decomposition of ammonium salts with sulfates since 1974 IPC+CPC Available in IPC and CPC
  • C01C 1/248 Preventing coalescing or controlling form or size of the crystals since 1974 IPC+CPC Available in IPC and CPC
  • C01C 1/249 Deacidifying the crystals since 1974 IPC+CPC Available in IPC and CPC