As long as the bottle you transferred to was clean, it won't be contaminated. Any old wine residue in the bottom of the bottle will give off flavors to the wine you poured into it. As far as keeping it till next week, probably not. read more
Any old wine residue in the bottom of the bottle will give off flavors to the wine you poured into it. As far as keeping it till next week, probably not. By moving the wine from the bottle to another container, you've decanted it, which means you've aerated it, and oxygen is the enemy of wine. read more
If your wine is DEFINITELY in a sediment free carboy, you can bottle directly from that container. Most often it is not, and so you run thel risk of sucking sediment into your bottles if you do that. It is better to carefully siphon your wine into a clean bucket, leaving all the sediment behind, and then bottling from that new container. read more