Acid properties of vegetable proteins, 27. Albumin, 72, 73. conversion into insoluble derivatives, 14. extracted with water, 30. from various seeds, 74. in the embryo, 8, 9. Albuminoids, 72, 81. not found in plants, 81. Alcohol-soluble proteins, 72. Aleurone grains, 7. Alkali albumin, 42. albuminate, 42. Alkalies, action of, on vegetable proteins, 42. Almond, proteins of, solubility in water, 15. Amandin from almonds, 78. Ammonia, ratio of, to glutaminic and aspartic acid, 60.