potassa

[puh-tas-uh]

noun Chemistry.

Origin of potassa

From New Latin, dating back to 1805–15; see origin at potass

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Also very weak solutions of carbonate of soda or potassa may be used.
Housekeeping in Old Virginia
Marion Cabell Tyree
Potassa is the oxide of potassium; and soda is the oxide of sodium.
A Guide to the Scientific Knowledge of Things Familiar
Ebenezer Cobham Brewer
All kinds of vegetables do not yield the same proportion of potassa.
A Dictionary of Arts, Manufactures and Mines
Andrew Ure
With sulphate of potassa it forms a double salt (manganese alum).
Cooley's Practical Receipts, Volume II
Arnold Cooley
A mixture of gamboge, 10 gr., with carbonate of potassa, 20 gr.
Cooley's Practical Receipts, Volume II
Arnold Cooley