also: ようそか
noun
iodine value; iodine number
A measure of the unsaturation of fats and oils, expressed as the grams of iodine absorbed by 100 g of the substance. Used in chemistry and food science.
この油のヨウ素価を測定してください。
Please measure the iodine value of this oil.
ヨウ素価が高いほど、不飽和脂肪酸が多いことを示す。
A higher iodine number indicates more unsaturated fatty acids.
Compound of ヨウ素 (yōso, 'iodine') and 価 (ka, 'value'), a calque of the English term 'iodine value'.