—, nature of, xiii, 398.

—, new compounds of, xiv, 386.

—, preparation of, xviii, 154.

—, and iodine, atomic weight of, Berzelius, xix, 383.

—, hydrate of, xx, 194.

—, combinations of, C. Löwig, xviii, 153.

—, and iodine in mineral waters, remarks on, Prof. Daubeny, xxi, 366.

—, and iodine in the Baltic, xix, 382.

—, in the Salina brines and Saratoga waters, xviii, 142.

—, in the Kenawha waters, xviii, 260.