Chemical News and Journal of Physical Science, Tom 103Chemical news office., 1911 |
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Strona 12
... acid , 100 grms . of crystallised acetic acid , and 290 grms . of acetic anhydride . The density of tetranitromethane is 1.620 at 22 ° . It distils at 124-125 ° under 750 mm . pressure , decomposing very slightly with production of ...
... acid , 100 grms . of crystallised acetic acid , and 290 grms . of acetic anhydride . The density of tetranitromethane is 1.620 at 22 ° . It distils at 124-125 ° under 750 mm . pressure , decomposing very slightly with production of ...
Strona 15
... acid solution ( 1:10 ) to which some hydrogen peroxide ( 2 cc . perhydrol per 100 cc . ) had been added . The same ... acetic acid . During analysis a drop No. Cu taken . Grm . Cu found . Grm.
... acid solution ( 1:10 ) to which some hydrogen peroxide ( 2 cc . perhydrol per 100 cc . ) had been added . The same ... acetic acid . During analysis a drop No. Cu taken . Grm . Cu found . Grm.
Strona 16
... acetic . CC . Cc . Grms . Cc . Mins . I. 0 * 3067 0'3050 2 . 0'3067 0'3054 3 ... acid Time . Grms . Minutes . 3.2 5 бо 2 . 0.0182 0.0182 5 -3 5'9-5'1 20-27 ... acid by the addition of more acetic acid . The temperature was kept low by ...
... acetic . CC . Cc . Grms . Cc . Mins . I. 0 * 3067 0'3050 2 . 0'3067 0'3054 3 ... acid Time . Grms . Minutes . 3.2 5 бо 2 . 0.0182 0.0182 5 -3 5'9-5'1 20-27 ... acid by the addition of more acetic acid . The temperature was kept low by ...
Strona 24
... acetic acid the solution yields a - chlor - 8- oxyisovalerianic ether of formula- CH3 > C ( OH ) -CHCI CO2C2H5 . CH3 From this ether , dimethyl glycidic ether can be obtained by treatment with the theoretical amount of sodium ethylate ...
... acetic acid the solution yields a - chlor - 8- oxyisovalerianic ether of formula- CH3 > C ( OH ) -CHCI CO2C2H5 . CH3 From this ether , dimethyl glycidic ether can be obtained by treatment with the theoretical amount of sodium ethylate ...
Strona 28
... acid for silicates cannot be used , as silicon - tetrafluoride would be the separation of the silica . slowly fused ... acetic acid until carbon dioxide is no longer given off on heating . The liquid is then evaporated to dryness , the ...
... acid for silicates cannot be used , as silicon - tetrafluoride would be the separation of the silica . slowly fused ... acetic acid until carbon dioxide is no longer given off on heating . The liquid is then evaporated to dryness , the ...
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