| 单词 | acid value |
| 释义 | > as lemmasacid value acid value n. a quantity expressing the free acid content of a substance, esp. an oil or fat.The acid value is calculated by determining the mass of potassium hydroxide required to neutralize 1g of the substance. ΘΚΠ the world > matter > chemistry > chemical substances > acids > [noun] > measure of content acid value1896 1896 Analyst 21 192 The ether value thus obtained, added to the acid value, gave the saponification number. 1955 Lancet 9 July 95/2 The resin mixture penetrates plant cuticles easily, and it has a very low acid value. 1996 Sci., Technol., & Human Values 21 13 Oil quality..is measured by several different types of standards including..content of unsaponifiable matter, acid value, and peroxide value. < as lemmas |
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