The analysis of petrolatum-based essential oil preparations by gas chromatography and its application to quality control [microform] - Bernardo, Crispin R. (Quezon City Photoduplication Service, University of the Philippines Library, 1974)
Microfilmed with 24 other titles.
Thesis (M.S.)--Mapua Institute of Technology, Manila.
Originally published in 1968.
Keywords: Gas chromatography; Petrolatum