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PCE
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DIFF Subgroup
C01B 17/42

Sulfides or polysulfides of magnesium, calcium, strontium, or barium

Introduced: September 1968

Full Title

Sulfur; Compounds thereof > Sulfides or polysulfides of magnesium, calcium, strontium, or barium

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

Child Classifications

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  • C01B 17/43 from oxides or hydroxides with sulfur or hydrogen sulfide IPC+CPC Available in IPC and CPC
  • C01B 17/44 by reduction of sulfates IPC+CPC Available in IPC and CPC