332 A. C. JACKSON^AND H. M. LEFROY 



Sodium arsenite (I). 

 fluoride (I), 

 bifluoride (I), 

 iodate (I). 



periodate (III). ■* 



borate 4% (III). 

 Potassium carbonate 10% (III). 

 „ percarbonate (III). 



,, sulpliocarbonate (III). 



„ ferrocyanide 10% (III). 



,, fluoride (I). 



,, fluorate (III). 



chlorate 5% and 10% (III), 

 bromide 5% (III). Killed 100% on fifth day. 

 iodide 1%, 5% and 10% (III). 

 ,, iodate (I). 



„ permanganate 10% (III). 



Ammonia 2% (III). 

 Ammonium nitrate 5% and 10% (III). In one case 53% on second day, in another 



100% on fourth ; three cases failed wholly. 

 Ammonium persulphate 5% (III). 

 Ammonia alum 2% and 10% (III). 

 „ fluoride (I). 



„ bifluoride (I). 

 ,, iodate (I). 



Magnesium perborate (II). 

 ,, sulphate (III). 



Copper borate (III). 

 „ sulphate (II). 

 „ ferrocyanide (III). 

 „ ferricyanide (III). 

 „ cyanide (II). 

 Cuprol (II). 

 Copper acetate 1% (III). 



„ phosphate 2% (III). Six dead next day. Many alive. 

 Zinc chloride 2% (III). 



„ sulphocarbolate 1% (III). 

 Cadmium sulphate (II). 

 Barium chloride (III). 

 „ sulphate (III). 



saccharate ? % (III). Killed 10 out of 11 on third day. 

 ,, fluoride 2% (III). Insoluble ; 7 dead out of many next day. 

 Mercuric iodide 2% (III). Killed 12 out of 32 on third day. 

 bichloride 1% (III), 

 chloride 2% (III). 

 „ potassium iodide, -113 gr. per 100 cc. (III). 



