R Porrà

A environmentally friendly reversed-phase liquid chromatography method for phthalates determination in nail cosmetics

D. De Orsi, Luigi Gagliardi, R Porrà et al. · Analytica Chimica Acta · 2005 · 74 citations

Chemical Engineering, Engineering, Separation Science +12

Development of a tandem thin-layer chromatography–high-performance liquid chromatography method for the identification and determination of corticosteroids in cosmetic products

Luigi Gagliardi, Daniela Orsi, Maria Rosaria Del Giudice et al. · Analytica Chimica Acta · 2002 · 50 citations

Cosmetic Products, Gas Chromatography, Medicine +8

Simple Extraction and HPLC Determination of UV-A and UV-B Filters in Sunscreen Products

D. De Orsi, Giacomo Giannini, Luigi Gagliardi et al. · Chromatographia · 2006 · 43 citations

Simple Extraction, Sunscreen Products, Gas Chromatography +12

Carotenoids, retinoids and alpha-tocopherol in human serum: Identification and determination by reversed-phase HPLC

G Cavina, Bruno Gallinella, R Porrà et al. · Journal of Pharmaceutical and Biomedical Analysis · 1988 · 37 citations

Carotenoid, Biochemistry, Medicine +4

Stability of reconstituted solutions of ceftazidime for injections: an HPLC and CE approach

A. Farina, R Porrà, V Cotichini et al. · Journal of Pharmaceutical and Biomedical Analysis · 1999 · 31 citations

Medicinal Chemistry, Pharmaceutical Science, Natural Sciences +8