Sumários

Study Visit to several Portuguese wine regions

29 Novembro 2023, 09:00 Sofia Cristina Gomes Catarino


Study visit to several Portuguese wine regions

Study Visit to several Portuguese wine regions

27 Novembro 2023, 14:00 Sofia Cristina Gomes Catarino


Study visit to several Portuguese wine regions

Physical-chemical characterization and evolution control of the wines under students' responsibility: chromatic characteristics, total anthocyanins, degree of ionization of anthocyanins, ionized anthocyanins, total pigments, polymerization index, polymerized pigments, total phenols index, wine turbidity, fining tests.

22 Novembro 2023, 14:30 Sofia Cristina Gomes Catarino


Physical-chemical characterization and evolution control of the wines under students' responsibility: chromatic characteristics, total anthocyanins; degree of ionization of anthocyanins, ionized anthocyanins, total pigments, polymerization index, polymerized pigments, total phenols index; wine turbidity, fining tests

Analytical methods' description. Enological interest of each analytical determination. Fining essays.

Application of these analytical methods on the wines and discussion of the results.

Main colloidal instabilities in wine

22 Novembro 2023, 09:00 Sofia Cristina Gomes Catarino


Main colloidal instabilities in wine:
Protein turbidity; Stability of colouring matter; “Pinking”; Metallic hazes
Stability tests and stabilization treatments.


Physical-chemical characterization and evolution control of the wines under students' responsibility: chromatic characteristics, total anthocyanins, degree of ionization of anthocyanins, ionized anthocyanins, total pigments, polymerization index, polymerized pigments, total phenols index, wine turbidity, fining tests.

20 Novembro 2023, 14:00 Sofia Cristina Gomes Catarino


Physical-chemical characterization and evolution control of the wines under students' responsibility: chromatic characteristics, total anthocyanins; degree of ionization of anthocyanins, ionized anthocyanins, total pigments, polymerization index, polymerized pigments, total phenols index; wine turbidity, fining tests

Analytical methods' description. Enological interest of each analytical determination. Fining essays.

Application of these analytical methods on the wines and discussion of the results.