Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3744Chemical news office., 1932 |
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Strona 35
... cent . acetyl group , is soluble in glacial acetic acid , acetylene tetrachloride , benzene dichloride and other halogen deri- vatives of the hydrocarbons , pyridine , nitrobenzene and especially in chloroform . Mixtures of ethylene ...
... cent . acetyl group , is soluble in glacial acetic acid , acetylene tetrachloride , benzene dichloride and other halogen deri- vatives of the hydrocarbons , pyridine , nitrobenzene and especially in chloroform . Mixtures of ethylene ...
Strona 39
... CENT . IN 1930 . France ranks fourth among the world's chemical - producing countries . Notwith- standing the depression , its chemical ex- ports in 1930 of £ 25,000,000 were only 9 per cent . less than in the previous year . Imports of ...
... CENT . IN 1930 . France ranks fourth among the world's chemical - producing countries . Notwith- standing the depression , its chemical ex- ports in 1930 of £ 25,000,000 were only 9 per cent . less than in the previous year . Imports of ...
Strona 41
... cents per ounce . COPPER . Copper production amounted to 290,581,000 pounds valued at 23,772,000 dollars as compared with 303,478,000 pounds valued at 37,948,000 dollars , a de- cline of 37 per cent . in value and 4 per cent . in ...
... cents per ounce . COPPER . Copper production amounted to 290,581,000 pounds valued at 23,772,000 dollars as compared with 303,478,000 pounds valued at 37,948,000 dollars , a de- cline of 37 per cent . in value and 4 per cent . in ...
Spis treści
H W BLOOD RYAN M A D Sc LL D Ph D | 34 |
U S Chemists Battle over Best Type of Catalyst | 42 |
New Patents | 48 |
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