The global trend is to find new materials with improved environment friendly. The sustainable development of 2030 AGENDA and Waste Management Legislation sustain the disposal of a large quantity of slag at landfill sites by causing environmental consequences which has drawn attention to the need for its more effective recycling. Heavy industries have been operating in the Galati area for over 30 years and an ecological education is necessary for an efficient management of waste slag. The agricultural land resources are an issue world-wide and through this investigative study we showed that the mixture of blast furnace slag and waste slag dumped in landfill can help remediation of the soil acidity and increasing the crop yield. The chemical, structural and morphological properties of three investigated different slag samples are evaluated for recycling in agriculture. Results indicated that the obtained mixture of the slag waste dumped in landfill and of granulated metallurgical slag shows its usage in saving the affected lands. Therefore, by elemental analysis determined by X-ray fluorescence analytical equipment, the optimum weight ratio for the composition of soil-slag mixture were achieved. The obtained mixture presents a balance between soil pH = 5.2 corresponding to a medium acid soil and slag pH = 12.5 which corresponds as strongly basic character which is beneficial in amelioration process of acidic soils for the improving of soil characteristics.
Anti-inflammatory-analgesic medication is known to have a wide spread, its indications going beyond the area of rheumatology, aimed at various fields, cardiology, nephrology, hematology,neurology, etc. Many years of aspirin has constituted the health expectation of millions of patients. Most nonsteroidal anti-inflammatory analgesics (ASNS) are acidic compounds derived mainly from carboxylic acids and enolic acids. The non-acidic compounds are numerically reduced and relatively unrelated. The main effects of non-steroidal anti-inflammatory analgesics arise following antipyretic action, analgesic action and anti-immflamatory in varying proportions to each structural group. Each drug has the specificity of single actions, the global way of explaining the clinical effects remains little known. Anti-inflammatory (anti-termic) in acute rheumatism or other inflammatory joint disorders, anti-platelet antiaggregant, aspirin prevents aggregation of blood platelets (which have a role in stopping bleeding).This is why it is used to prevent thrombosis (clotting of blood in the arteries or veins) with an impOliant role in preventing myocardial infarction. The study includes 126 patients who often used aspirin. Interaction of aspirin with other drugs mainly occurs in the plasma albumin, platelets, liver, kidney and gastrointestinal tract. Considered a common drug, often used by patients without the physician�s indication, some of them under maintenance medication (corticosteroid, anticoagulants, antiplatelet, antidiabetics, cytostatics), aspirin may cause important complications.
The aim of this research was to exactly quantify pure sodium metamizole from tablets , using a spectrophotometric analysis in Visible range. The method applied has been subjected to a validation protocal which consisted in analyzing the following parameters: linearity of the method, detection limit (LD) , quantitation limit (LQ). Following actual dosing, pure sodium metamizole amount in tablet of pharmaceutical was found to be 477.477 mg assigned to a percentage content of 95.495 %, very close to official declared amount (500 mg), with an maximum average percentage deviation of only 4.505 % from the official declared active substance content. This value was situated below the maximum admissible percentage deviation from stated active substance content (� 5%), established by Romanian Pharmacopoeia, X-th Edition rules.
This paper presents novel results on the effects of the dispersion of titanium carbide nanoparticles (50 nm mean diameter) into a nickel-plating electrolyte on the corrosion behavior of the nanocomposite layers obtained. The Ni/nano-TiC layers are compared with pure nickel layers obtained at the same electrodeposition parameters with 60 mA·cm−2 current density and 10 min deposition time. The comparative corrosion performances are investigated using a three-electrode electrochemical cell in a solution (mixed boric acid with lithium hydroxide), which simulates the primary water circuit of pressurized water reactors (PWRs). Open circuit potential measurement and electrochemical impedance spectroscopy were employed as the electrochemical methods, using an electrochemical workstation connected to an electrochemical cell, as well as a PC with software to drive the experimental work. The results clearly revealed enhanced corrosion properties for the Ni/nano-TiC hybrid layers as compared to the pure Ni layers. The significantly improved corrosion behavior can be attributed to the TiC nanoparticles embedded into the Ni matrix, which have the effect of insulating centers at the composite layer/corrosive solution interface.
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