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1992 articles for “Keywords”
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LEAD POISONING IN CHILDREN AND ADOLESCENTS, PROBLEM AND REMEDY: AN OVERVIEW
Abstract: Lead poisoning, is now, considered the most preventable public health problem. Childhood lead exposure produces psychosocial and cognitive morbidity and its neurological and behavioral consequences are, now, well known. In this paper, many of the overt multi systematic effects of moderate to high levels of lead exposure are discussed. However, the current low blood lead levels (BLLs) in children are associated with neurodevelopmental deficits. Environmental lead exposure in children with …
Published in International Journal of Analytical and Applied Chemistry · Vol. 4, Issue 1, 2018 · pp. 8–17 Read article
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DIRECT DETERMINATION OF AMOXICILLIN SODIUM IN ITS PURE AND DOSAGE FORMS USING ATOMIC ABSORPTION SPECTROMETRY BASED ON ITS SODIUM CONTENT.
Abstract: Atomic absorbtion spectrometic method has been developed and validated for direct determination of amoxicillin sodium in its pure and pharmaceutical dosage forms based on its sodium content at λ 589 nm. The developed method was found to be time and cost saving and has no tedious or complex procedures. The developed method is very sensetive regarding LOD (0.025 ppm of sodium equivalent to 0.423 μg mL-1), LOQ (0.076 ppm of …
Published in International Journal of Analytical and Applied Chemistry · Vol. 4, Issue 1, 2018 · pp. 36–41 Read article
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Use of electrolytic hydrogen bubbles for the concentration of unicellular algae
Abstract: The most of the existing unicellular algae are used for the creation of oxygen in the locked ecosystems. The concentrate of unicellular algae contains not only living cells, but also complete spectrum of the water-soluble metabolites of unicellular algae that are contained in the cultural medium. The concentrate of unicellular algae can be easily included in any existing systems of watering and feeding of animals, and also with the production …
Published in International Journal of Analytical and Applied Chemistry · Vol. 4, Issue 1, 2018 · pp. 42–49 Read article
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Current status on the preparation method and applications of iron oxide nanomaterials: A review
Abstract: Iron oxide nanoparticles are now gaining interests in the field of nanobiotech and pharmaceuticals for their important applications. The target oriented drug delivery of Fe3O4 has gained more attention for various advantages of it. Iron oxide magnetic nanoparticles focus on offering local drug delivery, reduced side effects and controlled drug release for prolonged period of time addressing problems of health tissue damage and drug waste. In this review, we discuss …
Published in International Journal of Analytical and Applied Chemistry · Vol. 4, Issue 2, 2018 · pp. 1–12 Read article
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MANUFACTURING PROCESS FOR RUBBER CHEMICALS ESPECIALLY -one -amine, & -ol.
Abstract: Indian rubber industry has much positive strength, the chemicals which is used in rubber industry has increased due to increase rubber production. The manufacturing of rubber chemicals requires extensive process. A broad spectrum of chemicals numbering into the hundreds and encompassing many structural and use categories are employed in the rubber industry for a multitude of applications. Additives can thus be classified according to their functions which include: vulcanizing agents, …
Published in International Journal of Analytical and Applied Chemistry · Vol. 4, Issue 2, 2018 · pp. 42–51 Read article
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The new method of the desalination of the sea water
Abstract: The paper presents the developed multipurpose method of the desalination of sea water and the specially designed industrial desalinator that permit to desalt the large volumes of sea water, to obtain the valuable products: gas chlorine, oxygen, hydrogen, NaOH are simple with the large economic effectiveness. Because the developed industrial desalinator is the apparatus for continuous action, the use of parallel and series circuits of desalinators permits to control by …
Published in International Journal of Analytical and Applied Chemistry · Vol. 4, Issue 2, 2018 · pp. 13–22 Read article
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Spectroscopic determination of toxic elements in various milk samples, collected from different environments
Abstract: In the present study, a simple sample preparation method has been established for the determination of toxic elements (TEs) Cd, Cr and Pb in raw milk samples of buffalos and cow. These samples were collected from different locations such as industrial, roadside and near to residential areas of Karachi, Pakistan. Concentrations of understudy TEs were determined by electro-thermal atomic absorption spectrometry (ETAAS) prior to conventional wet acid digestion. The results …
Published in International Journal of Analytical and Applied Chemistry · Vol. 4, Issue 2, 2018 · pp. 33–41 Read article
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The uniquely properties and use of electrolyzed hydrogen bubbles in practice
Abstract: The paper presents the theoretical description and experimental confirmation of uniquely properties of electrolyzed hydrogen bubbles, formed as a result of the action of electric field on the water. The conducted studies permit to use these uniquely properties of electrolyzed hydrogen bubbles for cleaning of industrial waste waters and sewage, clarification of juices and vines, extraction of foodstuffs and so on. Keywords: Electrolyzed hydrogen bubbles; Electric field influence on the …
Published in International Journal of Analytical and Applied Chemistry · Vol. 5, Issue 1, 2019 · pp. 1–10 Read article
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Physicochemical Deterioration in Groundnut Oil Used in Frying Beans Cake and Yam
Abstract: Groundnut/peanut virgin oil (VO) was separately and used in frying beans cake (Akara/Kosai) and yam (dundu/doya) according to the Nigerian culinary method, 1 hour daily for five days. to obtain beans cake frying oil (BCFO). Using same procedure, an equal volume was used in frying yam (Isu/Doya) to obtain yam frying oil (YFO). Some physicochemical properties of the beans cake frying oil (BCFO) and yam frying oil (YFO) were daily …
Published in International Journal of Analytical and Applied Chemistry · Vol. 5, Issue 1, 2019 · pp. 29–42 Read article
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Literature in Activity of Bacteria
Abstract: Bio- activity (pharmacological activity ) pronounces the advantageous or antagonistic possessions of a drug on living matter. While a drug is a multifaceted chemical blend, this activity is used by the substance's active ingredient or pharmacophore nevertheless canister be adapted thru the other voters. Amongst the several properties of chemical combinations, pharmacological or biological activity theatres a crucial character subsequently it proposes customs of the amalgams in the medical solicitations. …
Published in International Journal of Analytical and Applied Chemistry · Vol. 5, Issue 1, 2019 · pp. 11–14 Read article
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Studies on non-destructive inspection of steel wire ropes
Abstract: Non-destructive tests (NDT) of steel wire ropes under services are experienced to estimate remnant life with reference to new and similar components tested under similar conditions. Inspection by magnetic defect-stray fields’ to gamma radiography for imaging defects in addition, for suspended bridges have been methods of tests to configure defect morphologies in wires. This is beyond standard periodic inspections accounted from constrains of pre broken wires, multi-axial deformation, frictional wear, …
Published in International Journal of Analytical and Applied Chemistry · Vol. 5, Issue 1, 2019 · pp. 43–50 Read article
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Use of the electrolysis hydrogen bubbles and process of vibroturbulization for advanced gasfilled materials production
Abstract: Production of gasfilled materials with the high physical mechanical properties plays a large role for effective use of these materials in chemical industry, medicine, machine building and space technology. Existing methods of gasfilled materials production such as the creation and the foaming of the water dispersions of high polymers using the thermal decomposition of organic and inorganic matter, using the radiation destruction of thermoplastic polymer or using the injection of …
Published in International Journal of Analytical and Applied Chemistry · Vol. 5, Issue 2, 2019 · pp. 1–6 Read article
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The Use of Factor and Cluster Analysis to Interpret Groundwater Chemistry in Ga East Municipality, Ghana, West Africa.
Abstract: Groundwater chemistry was interpreted in this studies to ascertain the groundwater controlling parameters within the vicinity of Ga East Municipality, Ghana. 37 data points from various Boreholes were analyzed using factor and cluster analysis. The studies have revealed that groundwater in areas of Ga East is controlled by seawater intrusions, anthropogenic activities and carbonate mineral dissociation according to the results obtained from factor analysis. Three cluster groups were developed which …
Published in International Journal of Analytical and Applied Chemistry · Vol. 5, Issue 2, 2019 · pp. 34–43 Read article
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PROPERTIES OF AN ALGERIAN DATE SYRUP ICE CREAM
Abstract: - This present work aimed to develop an ice cream with an Algerian date syrup with a view to enriching antioxidants and to substitute the sugar present in high concentration (70%). First, the physicochemical parameters of the date syrup as well as its composition of antioxidants (total phenolic compounds, flavonoids, tannins) were studied and the antioxidant and antiradical activities were evaluated. Second, date syrup was incorporated in ice cream at …
Published in International Journal of Analytical and Applied Chemistry · Vol. 6, Issue 1, 2020 · pp. 46–53 Read article
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Mechanical properties of Poly vinyl alcohol and Nitrocellulose blends.
Abstract: Mechanical properties of polyvinyl alcohol and nitrocellulose blends has been determined successfully via tensile strength, Young’s modulus, percentage elongation and impact strength. The blends of the respective polymers are in the ratio PVA:NC (90:10,80:20,60:40,50:0,40:60,10:90). There are good results from different blend ratios which include tensile strength PVA: NC 90:10 (16.98MPa) Young’s modulus 60:40 (0.71MPa). The highest percentage elongation was observed for 80:20 at 160.09%. The most elastic blend ration was …
Published in International Journal of Analytical and Applied Chemistry · Vol. 6, Issue 1, 2020 · pp. 54–59 Read article
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Review on Preparation and Application Fields of Triazole &Tetrazole Derivatives
Abstract: This review described triazole and tetrazole (five-ring), these are heterocyclic aromatic five-ring compounds consisting of (two carbon atoms and three nitrogen atoms in triazole) while (four nitrogen atoms with one carbon atom in terazole), and they exist in three different formulas with different locations of heterogeneous atoms in the ring. These compounds were distinguished by a high efficiency towards microorganisms and microbes and have wide importance in the field of …
Published in International Journal of Analytical and Applied Chemistry · Vol. 6, Issue 1, 2020 · pp. 35–45 Read article
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Analytical Profiling of Processed Printer Inks on Papers for Inorganic Trace Elements by Energy Dispersive X-Ray Microanalysis
Abstract: For the forensic examination of printed documents, an attempt has been made to determine the elemental composition of inks of ink jet printer taken from sample documents using nondestructive technique of Scanning Electron Microscope-Energy Dispersive X-Ray Spectrometry and in order to generate the analytical profiling of printed inks for inorganic trace elements leading to the differentiation of printers. All the four primary inks used in printers are the matrix of …
Published in International Journal of Analytical and Applied Chemistry · Vol. 6, Issue 1, 2020 · pp. 5–13 Read article
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POLYCYCLIC AROMATIC HYDROCARBONS (PAHs) AND HEAVY METALS IN SELECTED DRIED SEA FOODS FROM PORTHARCOURT CITY NIGERIA
Abstract: Polycyclic aromatic hydrocarbons (PAHS) and heavy metals constitute environmental recalcitrant pollutants which are toxic and carcinogenic. The levels of PAHs and heavy metals (As, Hg, V, Zn, Pb, and Cr) in dried sea foods: prawn (Panaeus monodon), water snail (Bithynia tentaculata), periwinkle (Littorina littorea), conch (Lobatus gallus) and Oyester (Ostrea edulis) were determined. PAHs were determined using GC/FID and the heavy metals were determined using AAS. Total PAHs ranged from …
Published in International Journal of Analytical and Applied Chemistry · Vol. 6, Issue 1, 2020 · pp. 24–34 Read article
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Experimental Studies on the Surface-Driven Microfluidic Flow of Dyed Ethylene Glycol in Polymer Microfluidic Devices
Abstract: In this experimental work, three individual microfluidic devices are fabricated by polymethylmethacrylate (PMMA) using maskless lithography, hot embossing lithography and direct bonding technique. Straight microchannel having uniform width along entire channel length is the chosen design of microchannels before fabrication. Dyed ethylene glycol is prepared and used as working liquid. Effect of channel aspect ratio on surface-driven capillary flow of dyed ethylene glycol is studied. CMOS camera is used to …
Published in International Journal of Analytical and Applied Chemistry · Vol. 6, Issue 2, 2020 · pp. 17–22 Read article
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Design and Analysis of Optical Parameters of Hybrid Solid Core PCF
Abstract: In this paper, a solid hybrid PCF with non-uniform size air holes is presented at the cladding area. The innermost cladding area is star shape of circular air holes, and the outer four layers are taken 2.8 µm for numerical analysis. Then the size of the outer four layers is taken to 2.5 µm, 2.2 µm, 2 µm and 1.7 µm for various parameter investigations. The proposed structure has a …
Published in International Journal of Analytical and Applied Chemistry · Vol. 6, Issue 2, 2020 · pp. 37–48 Read article