Sulfates or sulfites of sodium, potassium or alkali metals in general

Introduced: September 1968

Title

Titles differ between systems:

IPC: Sulfates or sulfites of sodium, potassium, or alkali metals in general

CPC: Sulfates or sulfites of sodium, potassium or alkali metals in general

Full titles differ between systems:

IPC:

Sulfates or sulfites of sodium, potassium, or alkali metals in general

CPC:

Sulfates or sulfites of sodium, potassium or alkali metals in general

Of 11 combined children, 7 exist in both systems.

4 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

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C01D 5/002 CPC only CPC only
C01D 5/004 CPC only CPC only
C01D 5/006 CPC only CPC only
C01D 5/008 CPC only CPC only
C01D 5/02 Preparation of sulfates from alkali metal salts and sulfuric acid or bisulfates; Preparation of bisulfates IPC+CPC Available in IPC and CPC
C01D 5/04 Preparation of sulfates with the aid of sulfurous acid or sulfites, e.g. Hargreaves process IPC+CPC Available in IPC and CPC
C01D 5/06 Preparation of sulfates by double decomposition IPC+CPC Available in IPC and CPC
C01D 5/12 Preparation of double sulfates of magnesium with sodium or potassium IPC+CPC Available in IPC and CPC
C01D 5/14 Preparation of sulfites (C01D5/04 takes precedence) +1 CPC IPC+CPC Available in IPC and CPC
C01D 5/16 Purification IPC+CPC Available in IPC and CPC
C01D 5/18 Dehydration IPC+CPC Available in IPC and CPC