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627 articles for “limitations”
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Sensitive Spectrophotometric and Flame Photometric Methods for Determination of Diclofenac Sodium in Pharmaceuticals
Abstract: Diclofenac sodium (DFS) is a non-steroidal anti-inflammatory drug (NSAID). Two new analytical methods have been developed for the assay of DFS in its pure form, tablets and injections. Spectrophotometric method is based on the oxidation of drug with known excess of cerium(IV) and oxidation of methyl orange (MO) by residual oxidant and measurement of absorbance of unreacted MO at 470 nm. Flame photometric method is based on the measurement of …
Published in International Journal of Analytical and Applied Chemistry · Vol. 2, Issue 2, 2016 · pp. 1–10 Read article
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Physico-chemical Analysis of Some Soil Sample around Jaypee Nagar Industrial Area in Postmonsoon Season Session 2012–2013 of Rewa, District MP (India)
Abstract: In the present study, various physico-chemical factors were assessed for the whole year during pre- and postmonsoon season session 2012–2013 to determine the impact cement dust on the soil quality around Jaypee Nagar industrial area. Physico-chemical parameters such as pH, electrical conductivity, organic carbon, phosphorus, potassium, CEC, calcium, magnesium, sulphate, are taken. Most of the samples are within permissible limit. The positive correlation was observed among most of the Physico-Chemical …
Published in International Journal of Analytical and Applied Chemistry · Vol. 2, Issue 2, 2016 · pp. 11–16 Read article
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Stability Indicating Spectrophotometric Methods for the Determination of Enrofloxacin in Pharmaceuticals
Abstract: Enrofloxacin (EFX) is a first fluoroquinolone veterinary antibiotic and used for the treatment of some urinary tract, respiratory tract, and skin infectious diseases in pets and livestock. Three simple, selective and stability indicating UV-spectrophotometric methods have been developed and validated for the assay of EFX in bulk drug and in its dosage forms. The first proposed method (method A) is based on the measurement of the absorbance of EFX in …
Published in International Journal of Analytical and Applied Chemistry · Vol. 2, Issue 2, 2016 · pp. 26–37 Read article
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Removal of fluoride from Ground Water Sample Using Basil Leaves as Adsorbent
Abstract: High Fluoride in Ground water has become one of the most important toxicological and geo-environmental issues. During the last decade, high fluoride concentration resulted in a new disease called “Fluorosis” which has been highlighted throughout the world. Among the water treatment methods available, Adsorption is found to be one of the most effective method for water purification. The Present investigation was carried out to find the suitability of Tulsi leaves …
Published in International Journal of Analytical and Applied Chemistry · Vol. 3, Issue 2, 2017 · pp. 23–26 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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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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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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Ultrasound-Microwave Technologies as Alternative Methods for Inactivation Bacterias in Fruit Juice
Abstract: In the food industry, it is common practice to resort to methods that require maintaining high temperatures for just a limited amount of time in order to increase the product's quality while simultaneously lowering its risk of contamination. They provide a contribution toward the reduction of the potentially catastrophic impacts of heat deterioration. In fact, the undulating technologies are being employed for this purpose in increasing amounts; by using microwave …
Published in International Journal of Analytical and Applied Chemistry · Vol. 8, Issue 2, 2022 · pp. 31–40 Read article
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Analytical Development of Electrochemical Biosensors for Real-Time Monitoring of Environmental Contaminants
Abstract: The increasing awareness of environmental pollution has necessitated the development of efficient monitoring systems for the detection and quantification of contaminants. Electrochemical biosensors have emerged as powerful tools due to their high sensitivity, rapid response, and cost-effectiveness. This paper reviews recent advancements in the development of electrochemical biosensors specifically designed for real-time monitoring of environmental contaminants. The design and fabrication of electrochemical biosensors involve the integration of biological recognition elements …
Published in International Journal of Analytical and Applied Chemistry · Vol. 9, Issue 2, 2023 · pp. 31–37 Read article
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Formulation Development and Evaluation of Mouth Dissolving Tablets of Cilnidipine
Abstract: Orodispersible tablets (ODT) are tablets that dissolve quickly or disintegrate in the oral cavity without the need for water. In this study, orodispersible tablets containing Cilnidipine (an antihypertensive agent) were formulated by direct compression method to improve the safety and efficacy of the drug molecules and achieve better patient compliance. Cilnidipine is an antihypertensive drug and acts as a calcium channel blocker. The aim of this study was to develop …
Published in International Journal of Analytical and Applied Chemistry · Vol. 9, Issue 2, 2023 · pp. 38–44 Read article
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FEASIBILITY STUDIES ON A DISTILLATION CASCADE FOR PRODUCTION OF ULTRA-HIGH PURITY TRICHLOROSILANE
Abstract: Elemental silicon is the backbone of the electronics and the solar photovoltaics industry in the present times. This work examines the purification of a silicon precursor such that the total impurity content in it is limited to a few parts per million. Trichlorosilane (TCS) is one of the most important precursors in the production of electronics grade elemental silicon. This is because of the relative ease with which crude trichlorosilane, …
Published in International Journal of Chemical Separation Technology · Vol. 4, Issue 1, 2018 · pp. 19–35 Read article
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Schemes of Trace Selenium Nanoparticles on Earth
Abstract: This article is written about resources of selenium compatible with dosage-wise recovery from nature. Selenium (Se) above trace is toxic to human beings. The plant is the source of Se based on differential stages in botanical ethics from various parts of plants. Selenium found in nature as selenite, selenite, selenides, and seleno-proteins in plants. Se nanospheres related to a size considered as of importance in industry and biology acts. Antimicrobial …
Published in International Journal of Chemical Separation Technology · Vol. 7, Issue 1, 2021 Read article
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Studies on mass transfer in annular conduits with coaxially placed entry region vane assembly as turbulence promoter in homogeneous flow
Abstract: Studies on mass transfer in annular conduits with coaxially placed entry region vane assemblies as turbulence promoter in homogeneous flow were presented in this paper. The electrolytes used were equimolal potassium ferricyanide, potassium ferrocyanide and excess sodium hydroxide. Limiting current data had been obtained for the reduction of potassium ferricyanide ion. The mass transfer correlation is based on law of the wall similarity. The variables covered in this study are …
Published in International Journal of Chemical Engineering and Processing · Vol. 1, Issue 2, 2015 · pp. 7–18 Read article
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Magneto-electrodeposition of Sn–Ni alloy Coating for Better Corrosion Protection
Abstract: The present paper reports the development of excellent corrosion resistant Sn–Ni alloy coatings from a new pyrophosphate bath by magneto-electrodeposition (MED) approach. First part reports optimization of conditions for deposition of Sn–Ni coatings on mild steel by conventional electrodeposition (ED) method and their characterization. The second part demonstrates how the corrosion resistance of Sn–Ni alloy coatings can be improved drastically by MED method, using same bath. Significant decrease of corrosion …
Published in International Journal of Chemical Engineering and Processing · Vol. 2, Issue 1, 2016 · pp. 29–42 Read article
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Major Environmental Concerns in India: An Overview
Abstract: India is a developing country with huge population of nearly 1.3 billion. The population of India is growing steadily at the rate of 1.26% per year. However, the resources required to fulfill the growing population is limited. Increasing population is putting a lot of pressure on the infrastructure and economy of the country. Also, with the urbanization, many of the technologies that were introduced had negative impact on the environment …
Published in International Journal of Environmental Chemistry · Vol. 2, Issue 2, 2016 · pp. 5–8 Read article
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Assessment of Underground Water in Winter Season-2016 of Rewa City (M.P.)
Abstract: In this paper we are stuty about the physico-chemical study of Saanti Vihar colony and Engineering college Colony underground water of Rewa city (M.P.), INDIA in winter season-2016. A most of samples are within prescribed limits as suggested by As per BIS – 10500:2012 for drinking purpose.Seasonal variation in physical and chemical parameters like: Temperature, Turbidity, colour, odour, taste, pH, Total hardness, calcium (Ca2+), magnesium (Mg2+), Total alkalinity, Chloride (Cl-), …
Published in International Journal of Environmental Chemistry · Vol. 3, Issue 2, 2017 · pp. 9–11 Read article
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Studies on the degradation of jute blended cotton fabric in soil, water and ambient atmosphere
Abstract: Although, we are more concern about the environment pollution, we cannot reduce the use of pollutant in a significant limit. The use of bio-degradable materials is one of the best methods to reduce environmental pollution. In our present research we tried to find biodegradable materials, jute and cotton, to keep our environment pollution free. We also showed the effect of environment on the degradation properties of the mentioned materials. The …
Published in International Journal of Environmental Chemistry · Vol. 4, Issue 2, 2018 · pp. 1–11 Read article
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TRACE METALS IN SURFACE WATER AND SEDIMENTS OF LOWER NEW CALABAR RIVER, RIVERS STATE, NIGERIA
Abstract: The concentration of trace metals in surface water and sediments of lower New Calabar River was investigated. The results obtained showed that the trace metals Pb, Cd, Fe, Zn, Co and Cu occurred in both surface water and sediments. There was high distribution of the trace metals according to the sample locations attributed to both anthropogenic and natural resources. The concentration of trace metals in surface water followed the trend …
Published in International Journal of Environmental Chemistry · Vol. 6, Issue 2, 2020 · pp. 39–52 Read article
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Biological Recovery of Soil Impacted by 30,000 ppm of Gasoline
Abstract: Gasoline is a mixture of low and high molecular weight hydrocarbons, which spilled on the soil due to fuel theft, causes environmental pollution. In consequence the Mexican standard, called NOM-138- SEMARNAT/SSA1-2012, establishes a maximum allowed limit of 4,400 ppm gasoline in soil. Therefore, the objectives of this research were i) biological recovery of the soil impacted by 30,000 ppm of gasoline, by biostimulation with commercial detergent 123® plus a mineral …
Published in International Journal of Environmental Chemistry · Vol. 9, Issue 2, 2023 · pp. 31–39 Read article