Zobrazeno 1 - 10
of 70
pro vyhledávání: '"J. E. Carless"'
Publikováno v:
Journal of Pharmaceutical Sciences. 66:1172-1175
The tensile strengths of compacts of different crystal forms of aspirin, sulfathiazole, and barbital were determined with a modified tablet hardness tester. For each material, the tensile strength could be correlated with the amount of plastic flow a
Publikováno v:
Journal of Pharmacy and Pharmacology. 26:624-628
Evidence of an interaction between the water-soluble phosphated nonylphenolethoxylate (PNE) and the oil-soluble phosphated fatty alcohol ethoxylate (PFE) could not be obtained when the two compounds were mixed in the anhydrous state. However, measure
Autor:
J. S. Rowe, J. E. Carless
Publikováno v:
Journal of Pharmacy and Pharmacology. 33:561-564
The effects of the core to colloid wall ratio and particle size of the core on the in vitro release of indomethacin microcapsules prepared by the gelatin-acacia complex coacervation process have been examined. All formulations showed a zero order rel
Publikováno v:
Journal of Pharmacy and Pharmacology. 28:89-99
Various crystal forms of sulphathiazole, barbitone and aspirin were compressed in a single-punch tablet machine instrumented to monitor axially applied and radially transmitted forces, and upper punch movement. The changes in radial stress during the
Autor:
J. E. Carless, J. S. Rowe
Publikováno v:
European Journal of Drug Metabolism and Pharmacokinetics. 7:159-163
The influence of dose on the in vitro metabolism of indomethacin has been investigated in four laboratory species (rat, rabbit, guinea pig, hamster). It was found that in the rat and guinea pig the ratio of deacylated to demethylated metabolites was
Autor:
J. E. Carless, S Leigh
Publikováno v:
Journal of Pharmacy and Pharmacology. 26:289-297
An instrumented single punch tablet machine was used to study the relations between axial pressure, radial die wall pressure and density changes in beds of powder undergoing compression. Aspirin, sodium chloride, paracetamol, paracetamol-polyvinylpyr
Autor:
J. E. Carless
Publikováno v:
Pesticide Science. 1:270-273
Publikováno v:
Journal of Pharmacy and Pharmacology. 18:190S-197S
Infrared spectroscopy and differential scanning calorimetry data are given for the characterisation of three anhydrous and two hydrated crystal modifications of cortisone acetate. All forms revert to the same form on heating to 200°. The amount of h
Autor:
M. A. Moustafa, J. E. Carless
Publikováno v:
Journal of Pharmacy and Pharmacology. 21:359-365
Methods of preparation and characterization of two crystal forms of sulphathiazole using differential scanning calorimetry and infrared spectroscopy are described. Heats of transition and fusion calculated from thermal analysis are 1778±68 Cal mol
Publikováno v:
Journal of Pharmacy and Pharmacology. 23:170-179
In solubilized systems of benzaldehyde-water-antioxidant-cetomacrogol the ratio of benzaldehyde to gallate antioxidant is of prime importance. Provided this ratio is constant, the rate of oxidation and the induction period of the systems is independe