320 Scientific Intelligence. 
9. On New Coloring Matters, as Malachite green.—DorBNER 
sometime ago showed that the synthesis of aromatic oxyketones 
could be etfected by acting on the benzoic ether of a phenol, 
matters are pro The effect, however, is muc ater if 
tertiary aromatic bases are employed in place of the phenols, 
magnificent green coloring matters being pr d. One of these 
C,H,C—-—C,H,N(CH,), 
jen 
| ~"XC,H.N(CH,) 
! 
CH, 
—Ber, Berl. Chem. Ges., xi, 1236, June, 1878, G. F. B. 
10. Electrolytic methods of determining lead, copper, zinc and 
nickel—In the Annales de Chemie et de Physique for April, M 
Leg 
the same fie P. ©,, JE 
ll. Alcoholic Fermentation.—In the same number of the above 
place in the cells of all plants when confined in an atmosphere 
deprived of oxygen gas. ere made on such 
e n at 
sphere of nitrogen, although no trace of alcohol could be dis- 
8 
he growing plants 
pan holding an alkaline solution of pyrogallic acid, which in the 
plant, as the continued growth of duplicate plants similarly 
exposed abundantly proved, The tissue of the plant was then 
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