In the cellars, nitrogen is used at all stages of the winemaking process.
It allows for winemaking operators to control the oxygen and CO2 dissolved in the wine.
The gas control is essential to obtain a high quality wine.
The purity required is 99.5% or 99.9%, the gas produced by the generator dry and free of microorganisms and meets food standards.
Details of operations or nitrogen used :
■ PRESSING under nitrogen grape juice is extracted with a reduced oxygen in a press equipped for working under gas.