释义 |
buffer value buff·er val·uethe power of a substance in solution to absorb acid or alkali without change in pH; this is highest at a pH value equal to the pKa value of the acid of the buffer pair. See also: buffer capacity. Synonym(s): buffer indexbuff·er val·ue (bŭf'ĕr val'yū) The power of a substance in solution to absorb acid or alkali without change in pH; this is highest at a pH value equal to the pKa value of the acid of the buffer pair. |