The sample

Brightness,

L*

Colorimetric coordinates

Chromaticity,

C

Color

intensity, Ic

Color hue,

Nc

a*

b*

Dry white wine Chardonnay, 35 mg/L SO₂

78.7 ± 0.03

8.25 ± 0.02

21.8 ± 0.2

22.4 ± 0.17

0.84 ± 0.09

1.94 ± 0.16

Dry white wine Chardonnay, 75 mg/L SO₂

97.64 ± 0.13

0.67 ± 0.09

6.22 ± 0.11

6.28 ± 0.18

0.17 ± 0.07

2.53 ± 0.12

Dry white wine Chardonnay, 150 mg/L SO₂

98.5 ± 0.19

0.24 ± 0.05

5.19 ± 0.16

5.31 ± 0.16

0.13 ± 0.02

3.61 ± 0.16

Feteasca Regală dry white wine, 35 mg/L SO₂

77.9 ± 0.27

11.70 ± 0.11

23.44 ± 0.24

20.01 ± 0.11

1.05 ± 0.09

1.44 ± 0.18

Feteasca Regală dry white wine, 75 mg/L SO₂

96.4 ± 0.19

0.93 ± 0.05

6.35 ± 0.03

6.13 ± 0.20

0.19 ± 0.06

2.23 ± 0.09

Feteasca Regală dry white wine, 150 mg/L SO₂

98.5 ± 0.11

0.17 ± 0.09

5.33 ± 0.20

4.87 ± 0.20

0.11 ± 0.03

3.34 ± 0.05