A measure of the free acidpresent in fats,oils,resins,plasticizers,andsolvents,defined as the number of milli-grams of potassium hydroxide required toneutralize the free acids in one gram of thesubstance.對存在于脂肪、油類、樹脂、塑化劑和溶劑中游離酸的測量值。定義為中和......(本文共 233 字) [閱讀本文] >>