Convert gallon (standard imperial) to ounce (fl oz) (U.S. food labeling)
Selected category: volume.
Definition and details for gallon (standard imperial):
Standard imperial gallon is a unit of volume equal to about 277.419 in3 or exactly 4.54609 liters. This unit was defined as the volume of exactly 10 pounds of distilled water under precisely defined conditions.
Definition and details for ounce (fl oz) (U.S. food labeling):
US regulation 21 CFR 101.9(b)(5)(viii) defines a fluid ounce as exactly 30 millilitres for use in nutrition labeling only.