It may be influenced by the packing of the food in the measuring vessel. It can also vary with the temperature of the ingredient. sugars) and decreases with the amount of alcohol and fat present in a liquid, or air present in a whipped ingredient. Generally, the specific gravity increases with the amount of solids (e.g. The specific gravity can vary for a number of reasons. A specific gravity value is required to convert the nutrient values present in a 100 g portion of a liquid food to 100 mL, for inclusion on your nutrition information panel. Paragraph 5(1)(b) of Standard 1.2.8 requires that the average quantity of a beverage or other liquid food in a serving must be expressed in millilitres in your nutrition information panel. Specific gravity and the nutrition information panel It needs to do this to calculate a nutrition information panel correctly. The NPC does this automatically by multiplying the volume (in mL) by the specific gravity of the liquid ingredient. If you have a liquid ingredient, the specific gravity value is used to convert the volume of this liquid ingredient to a gram weight. (Word 33 kb) Specific gravity and ingredients Here we detail the specific gravities of a selection of beverages and other liquid foods.
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