Good TA bad PH!

My batch of CA Zinfandel is progressing nicely, but I have a problem with my PH. I tested last night, and found that while my acid is good (.70) my sulfite is good (40ppm) my PH is out of conbtrol at 3.8!

What are my options? Add more tartaric and then cold stabilize? or add an acid reducing chemical?

Any help would be appreciated, Best, PB

Reply to
Bonaquisti
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In another thread, Tom S said, "If a juice/must has both high pH and high T.A., the recommended procedure is to hit it with tartaric, chill to precipitate the tartrate, and repeat the process if necessary. You should end up with a juice/must at a reasonable pH and T.A.". Seems like the same would apply here

Reply to
Negodki

I think tartaric is in order... acid reducing chemicals would raise the pH and lower the TA.

Reply to
Charles H

acid reducing chemical?

Reply to
Bonaquisti

Here is a second opinion PB. I would not attempt to change the pH of your Zinfandel. It will make a fine wine as is. Keep everything clean, and when the fermentations are complete, raise the molecular SO2 up to 0.5 mg/l, not

0.8 mg/l. (Contrary to popular belief, there is nothing holy about 0.8 mg/l of molecular SO2). The wine will taste just fine, but it may not last for twenty years.
Reply to
Lum

Exactly - but do it _soon_! After fermentation TA adjustments aren't nearly as good as pre fermentation, because they're more easily detectable in the finished wine. Just hit it now with tartaric until the pH is where you want it. Worry about chilling out the excess bitartrate later.

Tom S

Reply to
Tom S

Thanks for all the good advice. I'll check again when I rack next, and go from there. Best, PB

Reply to
Bonaquisti

I agree with Lum. It will probably taste fine or even great at 12 to 18 months. The is when you get busy. The proper procedure it to drink it before it reaches 3 years.

IMHO Ray

Reply to
Ray

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