Zobrazeno 1 - 8
of 8
pro vyhledávání: '"J. P. E. Human"'
Publikováno v:
J. Chem. Soc.. :477-485
Publikováno v:
J. Chem. Soc.. :3304-3309
Autor:
J. B. Speakman, J. P. E. Human
Publikováno v:
Journal of the Textile Institute Transactions. 45:T162-T165
Autor:
L. C. Gruen, J. P. E. Human
Publikováno v:
Mikrochimica Acta. 64:431-433
An improved micrometer syringe titration assembly is described. It is simple, easy to construct and eliminates titration errors inherent in alternative designs for titrations at the microlitre level.
Publikováno v:
J. Chem. Soc.. :350-352
Publikováno v:
Nature. 162(4124)
THREE colouring matters (cochineal, kermes, lac-dye) derived from insects belonging to the Coccidae have long been of commercial importance and have been the subject of extensive chemical investigation. Although many of the related Aphididae are high
Autor:
T. A. Kletz, A. Sumner, J. P. E. Human, John A. Mills, D. Ll. Hammick, B. H. Thewlis, H. J. Barber, W. R. Wragg, I. E. Balaban, M. B. Levy, R. A. Robinson, R. C. Selkirk
Publikováno v:
Journal of the Chemical Society (Resumed). :1456
Autor:
John A. Mills, J. P. E. Human
Publikováno v:
Nature. 158:877-877
THE catalytic effect of small amounts of pyridine in the reaction between thionyl chloride and carboxylic acids is well known; Carre and Libermann1 have shown further that it is of great advantage to use equimolar quantities of acid, pyridine, and th