Open Access

Table 1.

Coding and antioxidant treatments of the wine samples.

Sample code Glutathione (mg/l) Ascorbic acid (mg/l) Catechinic tannin (mg/l) Carbon diox- ide*
Stage of treatment Winemaking Bottling
G00_A00_T00 0 0 0 no
G00_A00_T00_CO2 0 0 0 yes
G00_A00_T20 0 0 20 no
G00_A00_T20_CO2 0 0 20 yes
G20_A00_T00 20 0 0 no
G20_A00_T00_CO2 20 0 0 yes
G20_A00_T20 20 0 20 no
G20_A00_T20_CO2 20 0 20 yes
G20_A50_T00 20 50 0 no
G20_A50_T00_CO2 20 50 0 yes
G20_A50_T20 20 50 20 no
G20_A50_T20_CO2 20 50 20 yes
G40_A00_T00 40 0 0 no
G40_A00_T00_CO2 40 0 0 yes
G40_A00_T20 40 0 20 no
G40_A00_T20_CO2 40 0 20 yes
G40_A50_T00 40 50 0 no
G40_A50_T00_CO2 40 50 0 yes
G40_A50_T20 40 50 20 no
G40_A50_T20_CO2 40 50 20 yes
*

(Bottle headspace filling).

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