Chlorides, alkaline, a means of disinfection, xi, 197; xiii, 169. ----, efficacy of, xviii, 159. ----, and chlorine, uses of, _A. Chevallier_, xxiii, 129. ----, experiment to determine the nature of, xxi, 368.

Chloride of lime, xv, 391; xvi, 387. ---- ----, or chlorine, test of the strength of, xvii, 170. ---- ----, manufacture of, at Glasgow, _T. Thomson_, xli, 48. ---- ----, manufacture of, _G. W. Carpenter_, xvi, 177. ---- ----, use of, in bleaching, in making paper, xix, 166. ---- ----, estimation of the bleaching power of, xxii, 354. ---- ----, disinfecting powers of, xix, 177. ---- ----, disinfection at the Morgue at Paris, xxi, 149. ---- ----, used in psora, xvi, 395. ---- ----, use of, in the navy, xix, 164. ---- ----, action of, on alcohol, _E. Soubeiran_, xxiii, 134. ---- of silver, discolored, experiments on, xxi, 369. ---- ----, on the change of color of, xx, 193. ---- of soda, _Labarraque's_ method of using, xix, 365. ---- of soda, lime, &c., on the nature of, _L. C. Beck_, xiv, 251. ---- of sulphur, xxiii, 382.

The American Journal of Science and Arts, Volume 50 (First Series) — Part 53

Chlorite, in Connecticut, i, 354; vi, 228; viii, 259; xxxiii, 165. ----, in Massachusetts, i, 113; iv, 42; vi, 228, 248; viii, 52. ----, in New York, ix, 44. ----, in New Jersey, v, 239. ----, in Pennsylvania, iv, 54; viii, 238; x, 222. ----, in Rhode Island, viii, 228, 232. ----, in Vermont, iv, 276; vi, 228. ----, remarks on, xlvii, 342. ----, slate of Connecticut and Vermont, vi, 27. ----, ----, in New Jersey, v, 29.

The American Journal of Science and Arts, Volume 50 (First Series) — Part 53

Chlorohydric acid, experiments by _Macaire_ and _de la Rive_ with reference to, xi, 393. ---- ----, mode of preparing pure, from the muriatic acid of commerce, _R. Hare_, xxxix, 371. ---- ----, fumigations with, at Plattsburgh in 1819, viii, 200. ----, see _Hydrochloric_.

The American Journal of Science and Arts, Volume 50 (First Series) — Part 53

Chlorophæite, iv, 245. ----, at Turner's Falls, Mass., x, 393.

Chlorophyl, production of, by yellow light, _D. P. Gardner_, xlvi, 1.^f

Chlorophyllite, _C. T. Jackson_, xli, 161. ----, description and analysis of, xlvi, 377. ----, a decomposed variety of iolite, _C. U. Shepard_, xli, 357.

Chlorovinic and chlorovinous acids, _A. A. Hayes_, xxii, 141.

Cholera, _Mackintosh_ on, xxxiv, 49. ----, miscellaneous notices respecting, xxv, 174.

Cholesterine, action of potash on, _J. L. Smith_, xliv, 60.