from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A yellowish-brown powder obtained by the action of sulphuric acid on glacial acetic acid and phenol.
from The Century Dictionary and Cyclopedia
- n. A red amorphous powder, C16H12O2, made by heating phenol with acetic anhydrid and zinc chlorid, or with glacial acetic acid and sulphuric acid. It is turned yellow by acids and red by alkalies. Also called phenacetem and Degener's indicator.
Sorry, no etymologies found.
~Carbon Dioxide combined~ as normal carbonate. -- 100 c.c. of the water are tinted with phenacetolin or lacmoid; then heated to near boiling, and titrated with standard acid.