Results 11 to 20 of about 283,489 (69)

Physico-chemical and thermochemical studies of the hydrolytic conversion of amorphous tricalcium phosphate into apatite [PDF]

open access: yes, 2005
The conversion of amorphous tricalcium phosphate with different hydration ratio into apatite in water at 25 °C has been studied by microcalorimetry and several physical–chemical methods. The hydrolytic transformation was dominated by two strong xothermic
Banu, Mihai   +3 more
core   +1 more source

Development and validation of methods for the trace determination of phthalates in sludge and vegetables [PDF]

open access: yes, 2005
A routine method which is simple, quick and precise has been set up and validated for phthalate analysis in environmental samples (tomato plants and sewage sludges).
Sablayrolles, Caroline,   +12 more
core   +1 more source

La constitution physico-chimique du milieu intérieur

open access: yes, 1872
LA CONSTITUTION PHYSICO-CHIMIQUE DU MILIEU INTÉRIEUR La constitution physico-chimique du milieu intérieur (2) (-
Bernard, Claude
core   +2 more sources

Chemical and spectroscopic analysis of olive mill waste water during a biological treatment [PDF]

open access: yes, 2007
The treatment of olive mill waste water was studied on the laboratory scale. Physico–chemical analyses showed the final products had a mean pH of 5.4 without neutralisation and 5.7 when lime was added to the process.
Hafidi, Mohamed   +11 more
core   +1 more source

Recyclage chimique et physico-chimique des déchets plastiques

open access: yes, 2022
The project aims at understanding the different existing technologies for the chemical and physico-chemical recycling of plastic waste. These promising technologies could allow to process hard-to-recycle plastic waste and produce high-quality recycled ...
Faugeras, A.-C.   +4 more
core   +1 more source

Caractérisation physico-chimique d’argiles marocaines

open access: yes, 2017
Cette étude porte sur la caractérisation physico-chimique de deux argiles locales utilisées dans la fabrication de céramiques réfractaires. Il a été fait appel à plusieurs techniques d’analyse qualitatives et quantitatives (analyse chimique, analyse ...
L Saadi, R Moussa, E Jabry
core   +1 more source

Fertilité physico-chimique du sol: Définition

open access: yes, 2018
National audienceLa fertilité physico-chimique du sol renvoie à la capacité d’un sol à fournir aux plantes tous les éléments nécessaires à leur croissance : l’eau et les différents éléments minéraux.
Lesbegueris, Paul-Antoine   +2 more
core   +1 more source

Contrôle physico-chimique d’un produit pharmaceutique « Augmentin sachet 1g / 125mg »

open access: yes, 2022
75 p. : ill. ; 30 cm.Dans l’industrie pharmaceutique, le contrôle qualité du produit fini est un gage de sureté pour la conformité de commercialisation.
Benlounis, Ibtihal   +2 more
core  

Études entreprises sur l'analyse physico-chimique des minerais de fer

open access: yes, 1952
Exposé du programme des études entreprises sur l'initiative de l'Institut des Recherches de la Sidérurgie (I. R. S. I. D.) en vue d'établir des méthodes d'analyse minéralogique des minerais de fer en faisant appel aux divers procédés d'analyse physico ...
Portevin, Albert
core   +1 more source

Study of the mechanical properties of a ceramics of orthopedic and dental use [PDF]

open access: yes, 2005
The study of the preparation of ceramics is consisted in sintering a hardened cement, wich is composed of mixture of three calcium phosphates : tetracalcium phosphate (Ca4(PO4)2O), -tricalcium phosphate (-Ca3(PO4)2) and monocalcium phosphate (Ca(H2PO4)2.
M. Hamad   +11 more
core   +1 more source

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