294 Scientific Intelligence. 
tarie acid. Ordinary tartaric acid, iodine, phosphorus and a little 
water, were enclosed in sealed tubes and heated in a water-bath 
for several days. The mass was treated with water, the succinic 
acid crystallized out, the mother liquor diluted and the phosphoric 
of lime . 
now engaged in the attempt to produce a left-handed malic acid 
from levotartaric acid, in the hope that from the two an inactive 
malic acid may result, as racemic comes from the two tartaric 
acids.— Ber. Berl. Chem. Ges., viii, 861, July, 1875. G, F. B. 
5. On Ethyl and Amyl-sulphocarbonates as remedies for the 
ate, when 2 
carbon disulphide, recommended this substance for destroymg 
that pest of the grape culture, the phylloxera, since it was well 
pees being rapidly oxidized in the soil. Experiments made by 
mpound, which, while at the same time evolving in the soil the 
noxious carbon disulphide, does not set free the injurious hydrogen 
sulphide. Moreover, while the former substance recommended by 
earth, co od e above salt, wit 
injurious effect other than the loss of a few leaves. Shrubs were 
entirely unaffected when treated with from 3 to 5 gram y 
France to be used practically, owing to the high price of alcohol, 
supposing the Sabed pananaiion, hydrate out of the question. They 
