Another

Take 1 ounce original: oncia; a traditional unit of weight. In Milan, this was approximately 27 to 28 grams. of borax original: borace; a mineral used as a flux in metallurgy and as a cleaning agent in various artistic processes.
and 1 ounce of tartar original: tartaro; potassium bitartrate, a crystalline crust found in wine barrels, used in alchemy and as a mordant for dyes.

Venetian white lead original: biacca di Vinegia; a premium pigment made by exposing lead to vinegar vapor, known for its superior purity and brilliance.
and common white lead original: biacca comunemente; a standard or less refined grade of the same pigment.

The following lines are very faded and partially illegible.

At the bottom of the page, Leonardo has sketched several symbols or characters in red chalk. These appear to be practice marks for a cipher or a variant alphabet, with several characters struck through with an 'x'.