Influence of modified atmospheric conditions and different packaging materials on pistachio (Pistacia vera L.) oil quality



Título del documento: Influence of modified atmospheric conditions and different packaging materials on pistachio (Pistacia vera L.) oil quality
Revista: Latin American applied research
Base de datos: PERIÓDICA
Número de sistema: 000372256
ISSN: 0327-0793
Autores: 1
2
Instituciones: 1Khorasan Research Center for Food Science & Technology, Mashhad. Irán
2University of Agricultural Sciences and Natural Resources, Gorgan, Golestan. Irán
Año:
Periodo: Ene
Volumen: 43
Número: 1
Paginación: 43-46
País: Argentina
Idioma: Inglés
Tipo de documento: Artículo
Enfoque: Experimental, aplicado
Resumen en inglés Pistachio as a strategic product has a particular position among Iranian productions and is one of the most important non-oil exports after carpet. In this study, after primary processing such as dehulling, washing, drying and roasting, pistachio nuts were packed in four different atmospheres including N2, CO2, vacuum and ambient air. Storage temperatures were 20􀁱C and 40􀁱C for a 12 month period. The evaluated packaging materials were a plastic compound five layers film, a modified polypropylene pouch, and a metalized plastic pouch (polypropylene with a layer of aluminum). After extracting pistachio oil with hexane, thiobarbituric acid (TBA) index, free fatty acids (FFA), and induction time (IT) were measured at three-month intervals. Statistical analysis of our data revealed that stored samples under N2, CO2 and vacuum had a lower TBA index compared with air-packed ones, and the IT of pistachio oil was longer at 20􀁱C than at 40􀁱C
Disciplinas: Química,
Agrociencias
Palabras clave: Química de alimentos,
Aceite de pistache,
Acidos grasos libres,
Oxidación,
Atmósfera modificada,
Empaquetamiento,
Vida de anaquel,
Pistacia vera
Keyword: Chemistry,
Agricultural sciences,
Food chemistry,
Pistachio oil,
Free fatty acids,
Oxidation,
Modified atmosphere,
Packaging,
Shelf life,
Pistacia vera
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