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Scientific American Supplement, No. 613, October 1, 1887

ANALYSIS OF KOLA NUT.

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Alkaloids or crystallizable principles:

Per Cent.

Caffeine.2.710

Theobromine.0.084

Bitter principle.0.018

Total alkaloids.———2.812

Fatty matters:

Saponifiable fat or oil.0.734

Essential oil.0.081

Total oils.———0.815

Resinoid matter (sol. in abs. alcohol)1.012

Sugar:

Glucose (reduces alkaline cuprammonium).3.312

Sucrose? (red. alk. cupram. after inversion)1.0.602

Total sugars.———3.914

Starch, gum, etc.:

Gum (soluble in H2O at 90° F.).4.876

Starch.28.990

Amidinous matter (coloring with iodine).2.130

Total gum and fecula.———35.999

Albuminoid matters.8.642

Red and other coloring matters.3.670

Kolatannic acids.1.204

Mineral matter:

Potassa.1.415

Chlorine.0.702

Phosphoric acid.0.371

Other salts, etc.2.330

Total ash.———4.818

Moisture.9.722

Ligneous matter and loss.27.395

———

100.000

Both the French and German governments are introducing it into their military dietaries, and in England several large contract orders cannot yet be filled, owing to insufficiency of supply, while a well-known cocoa manufacturing firm has taken up the preparation of kola chocolate upon a commercial scale.—W. Lascelles-Scott, in Jour. Soc. Arts.

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