[Determination of sulfur in ichthammol and some preparations containing ichthammol].
D000644:Quaternary Ammonium Compounds / Q000737:chemistry*; D013455:Sulfur / Q000737:chemistry*
D000644:Quaternary Ammonium Compounds; D013455:Sulfur; C089399:ichthammol
ICHTHAMMOL/chemistry; SULFUR/chemistry