salt equivalent; sodium chloride equivalent
Technical term used on food labels and in nutritional contexts to express the amount of sodium in terms of table salt (NaCl).
The salt equivalent of this food is 1.5 grams.
Sodium itself; 食塩相当量 converts sodium content into the equivalent amount of table salt.
Compound of 食塩 (table salt) + 相当 (equivalent) + 量 (amount). A modern technical term.