Partition chromatography of barbiturates in combinations with salicylamide and other drugs

Hall, R.J.; Levine, J.

Journal - Association of Official Analytical Chemists 55(2): 332-334

1972


ISSN/ISBN: 0004-5756
PMID: 4666193
Document Number: 45909
Barbiturates can be separated from salicylamide by trapping the latter on a partition chromatographic column in which ferric chloride or ferric chloride-urea is the immobile phase, and isooctane-ether mixtures are the mobile phase. Experimental conditions must be selected in accord with the partition characteristics of the individual barbiturate. Analyses are presented of commercial preparations of amobarbital, pentobarbital, and butabarbital with salicylamide together with a variety of other drugs.

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