Traduction de «Extraction en milieu alcalin » (Français → Anglais) :

D. whereas fisheries are one of the main human activities carried out in the marine environment, contributing to the availability of food supplies and having tremendous importance, especially for certain coastal communities, and are thus an essential element of the Integrated Maritime Policy; whereas it should be recalled that fishing activities often have significant adverse impacts on marine ecosystems, owing to the variety and quantity of the fish stocks exploited; whereas fisheries are also the sector most affected by the many uses and activities taking place in the marine environment, such as maritime transport and tourism, or urban and coastal development, marine pollution, extractive ...[+++] industries and renewable energies, whose impacts may be cumulative with those resulting from fishing activities;

D. whereas fisheries are one of the main human activities carried out in the marine environment, contributing to the availability of food supplies and having tremendous importance, especially for certain coastal communities, and are thus an essential element of the Integrated Maritime Policy; whereas it should be recalled that fishing activities often have significant adverse impacts on marine ecosystems, owing to the variety and quantity of the fish stocks exploited; whereas fisheries are also the sector most affected by the many uses and activities taking place in the marine environment, such as maritime transport and tourism, or urban and coastal development, marine pollution, extractive ...[+++] industries and renewable energies, whose impacts may be cumulative with those resulting from fishing activities;

Extract residues (coal), low temperature coal tar alkaline

Question No. 235 Hon. Marlene Jennings: With regards to the National Roundtables on Corporate Social Responsibility and the Canadian Extractive Industry in Developing Countries Advisory Group Report of March 29, 2007: (a) which of the 27 recommendations have been implemented by the government; (b) which of the 27 recommendations have been partially implemented or planned; (c) what directives, if any, have been given by the Minister of Foreign Affairs to his Department regarding the study of or implementation of each of the 27 recomm ...[+++]endations; (d) what directives, if any, have been given since the March 2007 Report, by the Department of Foreign Affairs to its embassies and missions abroad concerning government policy towards Canadian extractive industries operating abroad; (e) what follow-up consultations between the government and extractive industry representatives, civil society representatives and the academic community have been carried out since June 2007; and (f) what future consultations, if any, have been planned by the government to address the recommendations delineated in the Advisory Group Report?

To eliminate interference, the extraction is first effected from alkaline solution and the extract is then shaken with acidic methylene blue solution.

Extract the alkaline and acid solutions three times, using 10 ml of chloroform for the second and third extractions.