INDEX. 



203 



Uranium, experiments on, vi. 123 



. the oxides and salts of, xiv. 86. Phosphoric acid found 



in the green ore of, 453 

 , — preparation of the oxide of, xvii. 139, 382. Notice of 



uranium pyrophori, 383 



native sulphate of, discovered, xviii. 409 



Urate of ammonia, notice of calculi of, ix. 405 



Ure (Dr.), experiments of, on sulphuric acid, iv. 114. Observa- 

 tions of, on mean specific gravity, 151. On the constitution of 

 liquid nitric acid, and the law of progression followed in its 

 densities at successive terms of dilution, 291 



I remarks on saline crystallization, iv. 106. v. 162. vi. 250 



. strictures of, on Mr. Phillips, vi. 242. Account of some 



experiments made on the body of a criminal immediately after 

 execution, 283 



notice of his Chemical Dictionary, xi. 216. Analysis of it, 



with specimens and remarks, 337. Correspondence of, with 

 Dr. Henry, 401 



on the atomic weight of silver, and on the constitution of 



muriatic acid at different densities, xii. 286 



communication of, on the composition and manufacture of 



chloride of lime, xiii. 1 ; of bleaching powder, 14 ; and on the 

 atomic weight of manganese, 23. On the formation and uses 

 of soda-alum, 276. On the specific gravity of prussic acid, 

 312. Test for ascertaining it, 313 



on the ultimate analysis of vegetable and animal substances, 



xiv. 388 



on a mode of protecting the specula of reflecting telescopes, 



XV. 52 



letter of, on Job Rider's rotatory steam-engine, xix. 142 



Uric acid, action of nitric acid and chlorine on, viii. 157. Notice 

 of the animal substances which generally accompany it in cal- 

 culi, 370 



Urinary concretions, analysis of, viii. 361 



Urine, pink sediments of, accounted for, ix. 185 



' peculiar blue matter obtained from certain, xx. 409 



