Problems of semiquantitative TLC methods prescribed in the United States and British Pharmacopoeias for the purity testing of sulphinpyrazone.
Szepesi
G
G
Chemical Works of Gedeon Richter Ltd, 1475 Budapest, Gyömröi ut 19, Hungary.
Gazdag
M
M
Pap-Sziklay
Z
Z
Végh
Z
Z