释义 |
reichert-meissl number noun or reichert-meissl value \ˈrīkə(r)t, ˈmīsəl-\ Usage: usually capitalized R&M Etymology: after Karl Reichert and E. Meissl, 19th century German chemists : a Reichert value expressed as the milliliters of tenth-normal alkali required to neutralize the acids obtained from five grams of fat by a specified method of saponification and distillation |