pH and acid

Question 1

pH examples

Answer 1

• Chateau Ste. Michelle automatically adds tartaric to their Chardonnay to achieve a pH of 3.5

Question 2

TA

Answer 2

Total Acidity - hard to measure
Titratable Acidity - a reasonable approximation

• note: some European countries measure TA to sulfuric acid standards, which are 2/3 the normal tartatic equivalent

Question 3

Volatile Acidty

Answer 3

mostly acetic acid