Oenological and Quality Characteristic on Young White Wines (Sauvignon Blanc): Effects of High Hydrostatic Pressure Processing

Table 3

Effects of HHP on free and total SO₂.

Treatments	Parameters
	SO2 Free (mg L^−1)	SO2 total (mg L^−1)
Untreated (control)	27.73 ± 0.76	88.75 ± 1.48
300 MPa/5 min	29.60 ± 7.92	91.20 ± 3.92
300 MPa/10 min	30.67 ± 2.57	93.60 ± 3.39
300 MPa/15 min	39.20 ± 3.39	104.80 ± 1.13
400 MPa/5 min	24.53 ± 4.03	88.00 ± 2.26
400 MPa/10 min	23.20 ± 0.92	87.20 ± 5.05
400 MPa/15 min	30.67 ± 5.90	107.90 ± 5.23
500 MPa/5 min	27.75 ± 9.05	91.60 ± 3.68
500 MPa/10 min	22.47 ± 2.00	83.30 ± 2.40
500 MPa/15 min	44.80 ± 9.05	118.40 ± 2.36