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1. Red wine: 3-5 days.
2. Light white wine and rosé wine: 5-7 days.
3. Heavy white wine: 3-5 days.
4. Noble rot and late sweet wine: 2-3 weeks.
5. Fortified wine: about four weeks.
6. The above data, you can refer to it, and it is not applicable to all wines, such as strong aging ability, better quality wine can be stored for a longer time, the more wine left in the bottle, the longer the storage time will be, or it varies from wine to wine.
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Wine is made from natural fermentation of grapes, mainly grape juice, but also dealcoholized wines that separate most of the alcohol. Wine drinking is about tasting, so that the aroma of grapes and wine lingers between the lips and teeth, so a large bottle of wine is generally not drunk quickly, so how long can the wine be left after opening?
Normally, without the use of vacuum preservation technology, the wine after opening the bottle has already begun to change at normal temperatures, and it usually spoils completely in no more than 72 hours.
Some wines become supple within 24 hours, and fruity young wines generally perform best within 1 hour of opening.
After 48 hours, the wine will change color and the fruity aromas will slowly dissipate, and the acidity will be accentuated.
Within 72 hours, the wine is usually completely spoiled, the aroma disappears completely, and all that remains is a sour taste.
Red wine can be stored for 3-5 days, 1-3 days will not cause too many taste changes, white wine because of the different brewing techniques, at most 1-3 days, can be evacuated gas, vacuum preservation, or large bottles for small bottles, or add inert gas and other methods to achieve the purpose of longer preservation.
But there is one point, after the bottle is opened, the wine will enter an irreversible state, no matter what the method is not possible to continue to age as before, it is best to choose to drink it as soon as possible, and no matter how to deal with it, there will be some residual air remaining, which can only extend the storage time, can not be fundamentally solved, the longer the time, the greater the impact on the wine.
If you want to extend the life cycle of your wine, drink as much as you want after opening the bottle. The rest is left in the bottle and sealed with a stopper to prevent air from infiltrating and reacting with the wine mixture. Putting it in the refrigerator can also prolong the life cycle of the wine, as the low temperature can slow down the oxidation process.
Usually after opening, wines that are sealed in the ordinary way can be stored for 2-3 weeks. If the vacuum-sealed stopper is used to extract the air from the bottle, the storage cycle can be extended several times.
Over the past decade, Argentina has grown from a little-known country in the global wine world to the fastest-growing wine exporter in the New World. In terms of reputation and quantity, Argentina's top grape is Malbec, a Bordeaux variety imported from France to Argentina in the mid-19th century.
Other red varieties produced in Argentina include Cabernet Sauvignon, Merlot, Bonarda, Syrah, Tempranillo and Pinot Noir. Among the white wines, the signature grape of the Argentine wine region is the torrontés, with fragrant floral aromas and tropical fruit notes. Others are Chardonnay, Sauvignon Blanc, etc.
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Generally speaking, it is best to drink red wine within 3-5 days after opening, and there is a possibility of spoilage if the red wine is more than a week, and drinking it will have a bad effect on the person's body.
When the wine is opened and stored, it is necessary to take care of the seal, and the ambient temperature should not exceed 21 degrees Celsius, and care should be taken to avoid light and keep it dry. In addition, red wine needs to be placed vertically, because the air has entered the opened red wine bottle, and if it is placed diagonally or upside down, it is easy to cause bacteria to grow.
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1. The wine can not be drunk after opening for 1 month, and the red wine of the open bottle is recommended to be drunk within 1 week. If it doesn't work, switch to a small bottle, so that there will be very little air in the bottle.
2. It is recommended to place the red wine horizontally, so that the contact between the cork and the wine can be guaranteed, and the role of sealing the wine can be maintained. If the bottle is standing, the stopper will dry out and become thinner over time, causing the wine to oxidize. Open the bottle a few hours in advance and place it upright so that the sediment will fall to the bottom of the bottle.
The ratio of grapes and sugar is 10 3, that is, 10 catties of grapes put 3 catties of sugar (friends who don't like to eat sweet, you can put 2 catties of sugar, but you can't do without sugar, because sugar is an important factor in grape fermentation). >>>More
Do you know how to make your own wine? Let's take a look today! 1 Crush. Wash and dry the grapes, remove the fruit stalks, green grains, mold grains, broken grains, etc., pinch them and put them in a container, and seal the container with plastic wrap.
You have to drink it within a week, the sooner the better, preferably within three days. It does not deteriorate, but due to contact with air, the sake oxidizes and becomes a little sour, but it is not bad and loses its good taste. You can put the wine in. >>>More
Home-grown wines.
After fermentation, filtration, clarification needs to be left for a few days, if it is filtered after complete fermentation, it will take 6-7 days for the upper layer to slowly become clear. If the fermentation is not complete, the residual yeast will cause the wine to be cloudy for a long time, and it will take a little longer to clarify. >>>More
Hygiene, disinfection, selection of fresh grapes, and attention to the winemaking process (preferably in accordance with the winemaking manual) are generally not a problem. I've been brewing my own for many years (8 years) and my whole family has drunk it and I've never had a problem. If mildew, pour it out firmly and don't be stingy.