44S Notices respecting New Books. 



" Oxides of Tin. 



First Oxide 



Second 



Third 



Metal. 

 100 



Oxvgen. 

 13,6 

 20,4 

 27,2 



Metal. 

 88,03 

 83,13 

 78,61 



Oxygen. 

 11,97 

 16,87 

 21,39 



};* 



The Sulphurets of Tin. 



Metal. Oxygen. Metal. Orygcn. 



First 100 27,234 78,6 21,4 



Second — 40,851 71,S 28,2 



Third — 34,468 



The Oxide of Tellurium. 

 100 parts of metal, with 24,83 parts of oxygen. 



Tellurelted Hydrogen. 

 Tellurium 100 parts. Hydrogen 1,948. 



The Oxides of Gold. 



Metal. Oxygen. Met:il. Oxygen 



First 100 11,026 96,13 3 



Second — 12,077 89,225 10 



The Oxides of Platinum. 



Metal. Oxygen. Metal. Oxygen. 



First 100 8,287 92,35 7,65 



Second — 16,574 85,9 14,1 



The Oxide of Palladium. 

 Metal 100. Oxygen 14,055. 



Sulphuret of Palladium. 

 Metal 100. Sulphur 28,15. 



The Oxides of Manganesmn. 



} 



i; 



,87 \ 

 ,775/ 



]l 



Metallic Oxides examined by other Swedish Chemists. 

 Oxides of Mercury y by M. Sefstrom. 

 First, Metal 100. Oxygen 3, 

 Second, 100. ^^— 



3,95\1 

 7,9 /2 



Oxide of Bismuth, by M. de Lagerhielm. 

 Metal 100. Oxygen 11,275. 



Oxide 



