INDEX 
TO THE 
PHILOSOPHICAL TRANSACTIONS 
FOR THE YEAR 1812. 
page 
Acid, Jluoric, an account of some experiments on different 
combinations of, 
hydrophosphorous, singular properties of, 
■ — is a compound of pure phosphorous 
acid and water, - 
muriatic , its action on some combinations of chlorine 
407 
408 
and the metals, 
additional experiments on, 
202 
242 
ib. 
410 
■ oxymuriatic , additional experiments on, 
• phosphoric , composition of, - 
phosphorous , improperly described by chemical authors, 4II 
• subsilicated fluoric , composition of, - - 356 
effects of chemical agents on, 358, 359 
Air , atmospheric , its influence on the compounds of the metals 
and chlorine curious, and worthy of attention, 
Allen and Peeys, Messrs. Their experiments on respira 
tion noticed, - 
Ammonia, fluat of, experiments on, - 
— ~ — . composition of, 
- — . may be employed for etching on glass, 
effects of chemical agents on, 
192 
379 
363, 364 
364 
- 365 
- ib. 
subsilicated fluat of, its physical and chemical pro- 
perties, - 360, 36I, 362 
composition of, - - 36 1 
Ampelopsis, the effects of light on its tendrils - 315 
Antimony, its combination with chlorine, - - 188 
MDCCCXII. 3 I 
