Table 3. Acidity of some common foods and beverages.

Item	pH range
Lime juice	1.8–2.4
Orange juice	2.8–4.0
Grapefruit juice	2.9–3.4
Pepsi	2.7
Diet Pepsi	2.95
Coke	2.7
Wines	2.3–3.8
Beers	4.0–5.0
Tea (black)	4.2
Vinegar	2.4–3.4
Pickles	2.5–3.0