The acid still remaining free after the completion of the distillation is titrated with decinormal caustic soda.
Schenk's Theory: The Determination of Sex|Samuel Leopold Schenk
Neutralise carefully to litmus paper by the successive additions of small quantities of decinormal soda solution.
The Elements of Bacteriological Technique|John William Henry Eyre
It is then titrated with decinormal silver nitrate till a drop of the solution is turned brown with neutral chromate.
Scientific American Supplement, No. 324, March 18, 1882|Various
Meanwhile the acidity of the aqueous filtrate and washings is estimated by decinormal soda solution.
Cooley's Cyclopdia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades..., Sixth Edition, Volume I|Arnold Cooley
In one case, for example, decinormal solutions of potassium carbonate and potassium bichromate were used.