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Trang 265
Nb , 05 occurs in at least two different be obtained . W. R. A. forms , one of which is obtained when niobic acid , Translucent films of aluminium oxide . R. E. pptd . from aq . solution , is dehydrated at 600—800 ° .
Nb , 05 occurs in at least two different be obtained . W. R. A. forms , one of which is obtained when niobic acid , Translucent films of aluminium oxide . R. E. pptd . from aq . solution , is dehydrated at 600—800 ° .
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[ Ac , m.p. 260 ° owing to the formation of a viscous oil whilst with a ( obtained best by effecting reduction in Ac , 0 ) , and higher c.d. ( III ) is obtained in small amount . With NN - Ac , derivative , m.p. 176o ( obtained by an ...
[ Ac , m.p. 260 ° owing to the formation of a viscous oil whilst with a ( obtained best by effecting reduction in Ac , 0 ) , and higher c.d. ( III ) is obtained in small amount . With NN - Ac , derivative , m.p. 176o ( obtained by an ...
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The theoretical val. is obtained after prolonged hydrolysis. J. L. D. Decomposition of seleniferous proteins in alkaline solutions. E. G. Painter and K. W. Franke (J. Biol. Chem., 1940, 134, 557— 566).
The theoretical val. is obtained after prolonged hydrolysis. J. L. D. Decomposition of seleniferous proteins in alkaline solutions. E. G. Painter and K. W. Franke (J. Biol. Chem., 1940, 134, 557— 566).
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