Химия гетероциклических соединений.
Латвийский институт органического синтеза Латвийской академии наук / Springer New York Consultants Bureau.
Том 48.
2012.
С. 620-624
Structural characteristics of ibuprofen substances manufactured by different firms and the impact of micronization on them were compared. The study showed that the use of X-ray diffraction methods was necessary for certification of medicinals (crystalline) since only such methods provided information on the substance crystal structure, the molecular state and polymorphous forms.