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7057 articles
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Spectrophotometric Determination of Salicylates in Urine using 3-Methylbenzthiazolinone – 2 – hydrazone
Abstract: A sensitive (direct or with column partition chromatography) spectrophotometric method for the determination of salicylates in urine using 3 – methylbenzthiazolinone - 2 – hydrazone in the presence of ceric ammonium sulfate as an oxidizing agent is presented. Beer’s law is obeyed in the concentration range of 0 – 1.6 µg ml -1. The method is accurately reproducible and can be applied in the analysis of salicylates in urine. The …
Published in International Journal of Analytical and Applied Chemistry · Vol. 3, Issue 1, 2017 · pp. 14–17 Read article
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A New Spectrophotometric Method for the Determination of Psilocin and Psilocybin
Abstract: A rapid new spectrophotometric method is developed for the determination of psilocin and psilocybin using the oxidative coupling reaction with 3-methylbenzthiazolinone-2-hydrazone. The method is precise and accurate. It can be applied to the estimation of psilocin and psilocybin in forensic exhibits. Keywords: 3-methylbenzthiazolinone-2-hydrazone, psilocin, psilocybin, spectrophotometry
Published in International Journal of Analytical and Applied Chemistry · Vol. 3, Issue 1, 2017 · pp. 1–8 Read article
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Brief Introduction to Medicinal Chemistry
Abstract: Medicinal chemistry is an interdisciplinary scientific field of chemistry which combines the applied and basic sciences. In simple words, medicinal chemistry is an interwoven science that combines the basics of chemistry, pharmacy, and drug discovery and designing. It comprises the discovery, development, identification, and interpretation of the mode of action of biologically active molecules and compounds at molecular level.
Published in International Journal of Analytical and Applied Chemistry · Vol. 2, Issue 2, 2016 · pp. 38–39 Read article
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Electrodeposition of Bright Zn–Co–Fe Alloy Coatings on Mild Steel and Their Characterization
Abstract: Sulphate bath having ZnSO4. 7H2O, CoSO4. 7H2O, FeSO4.7H2O and thiamine hydrochloride (THC) and citric acid (CA) in combination, was optimized for deposition of bright Zn–Co–Fe alloy coating on mild steel. Bath constituents and operating parameters were optimized by Hull cell method, for highest corrosion performance against coating. The effect of current density on deposit characters viz., corrosion resistance, hardness, thickness, CCE were evaluated. Potentiodynamic polarization and electrochemical impedance spectroscopy (EIS) …
Published in International Journal of Analytical and Applied Chemistry · Vol. 2, Issue 2, 2016 · pp. 17–25 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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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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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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Generating Fuel from Plastic: Recent Report
Abstract: Plastics have become a part of our daily lives rom packaging, to bags and soda bottles. They are not only unsafe but their increased accumulation can cause big effects on our environment. Plastic products are found almost everywhere clogging the waterways, oceans, forests, and other natural habitats that have animals who mistake harmful plastic products for food. They constitute nearly 10 % of daily discarded waste. The problem is that …
Published in International Journal of Analytical and Applied Chemistry · Vol. 2, Issue 1, 2016 · pp. 35 Read article
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Chitosan: Chemistry, Applications & Economics of Production - A Review
Abstract: Chitosan is a natural poly-cationic linear polysaccharide derived from chitin and also known as de-acetylated chitin. It is derived from partial de-acetylation of chitin. Its low solubility in neutral and alkaline solution limits its application. Chitosan’s chemical modification brings to it new reactive functional properties for different applications. Because of biocompatibility, non-toxicity, low allergenicity and biodegradability, it is used in various applications .This review paper presents the chemistry, literature review …
Published in International Journal of Analytical and Applied Chemistry · Vol. 2, Issue 1, 2016 · pp. 23–34 Read article
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Physico-Chemical Study of Rani Pond Water in Winter Season-2015 of Rewa District, Madhya Pradesh, India
Abstract: This paper presents to physico-chemical study of Rani pond water in winter season-2015 of Rewa district, Madhya Pradesh, India. We are analysed to change in physical and chemical properties of Rani pond water due to season. The variable data of samples are within prescribed limits as suggested by World Health Organisation (WHO), Indian Standard (ISI) and BIS desirable limit for drinking water for drinking purpose. Seasonal variation in physical and …
Published in International Journal of Analytical and Applied Chemistry · Vol. 2, Issue 1, 2016 · pp. 9–14 Read article
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Guar Gum and Its Graft Copolymers: An Overview
Abstract: Guar gum, a naturally occurring polysaccharide, is being widely used in numerous applications. Guar gum is modified by graft copolymerization to improve upon properties. Grafting is an innovative method to produce a new class of semi synthetic polymeric materials. In grafting, while the original properties of polymer remain intact, some additional and useful properties are incorporated. Natural polymers are available in huge quantities on Earth, since billions of years. Guar …
Published in International Journal of Analytical and Applied Chemistry · Vol. 2, Issue 1, 2016 · pp. 15–22 Read article
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Micellization investigations of meristyl alcohol based bis-sulfosuccinate gemini surfactant with anionic and nonionic conventional surfactants
Abstract: Micellization studies have been carried out to investigate the mean aggregation number of aqueous solution of newly synthesized bis-sulfosuccinate gemini surfactant based on meristyl alcohol (BSGSMA1,4) using flexible spacer as methylene chain (CH2)4. The methylene chain was introduced via α,ω-dibromo butane in the reaction. The present study explored the effect of prepared gemini towards the two well recognized conventional surfactants i.e. sodium dodecyl sulphate (SDS) and Triton X 100 in …
Published in International Journal of Analytical and Applied Chemistry · Vol. 2, Issue 1, 2016 · pp. 1–8 Read article
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Development and Validation of a Reversed-Phase HPLC Method for the Simultaneous Determination of Telmisartan and Its Related Compound B (Positional Isomers) in the Bulk Drug
Abstract: A simple, selective, accurate, precise and linear RP-HPLC method was developed and validation for Simultaneous determination of Telmisartan and its related Compound B 4ʹ-[(1,7-Dimethyl-2'-propyl[2,5'-bi-1H-benzimidazol]-1'-yl)methyl][1,1'-biphenyl]-2-carboxylic acid; 4'-[(1,7'-dimethyl-2'-propyl-1H,1'H-2,5'-bibenzo[d]imidazol-1'-yl)methyl]biphenyl-2-carboxylic acid; was accomplished in the bulk drug and synthesis for drug and a tablet formulation using a Reversed Phase High Performance liquid chromatography method with UV detection separation was achieved on Inertsil ODS-3V column (150 × 4.6 mm, 5 μm) (GL Science) as stationary …
Published in International Journal of Analytical and Applied Chemistry · Vol. 1, Issue 2, 2015 · pp. 12–23 Read article
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Solid state Acid–Base Reactions of Arylamino Nicotinic Acids: X-ray Crystal Structures of Salts
Abstract: 2-(Phenylamino)nicotinic acid (PNA), 2-(methyl(phenyl)amino)nicotinic acid (MPNA), 2-(p-tolylamino)nicotinic acid (TNA) and 2-(methyl(p-tolyl)amino)nicotinic acid (MTNA) are the ampholites which were synthesized by the coupling of respective aryl amines and 2-chloronicotinic acid in the presence of p-tolylsulfonic acid and pyridine. All these molecules were crystallized in different solvents to obtain intra and intermolecular proton transferred adducts in the solid state. TNA is an only compound which has under gone intra (zwitterion) and intermolecular …
Published in International Journal of Analytical and Applied Chemistry · Vol. 1, Issue 2, 2015 · pp. 1–11 Read article
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A Novel Approach to Pulse Anodizing for Decreasing Energy Consumption and Increasing Productivity
Abstract: Anodizing is a resourceful method used to give aesthetic appearance and to prevent a metal from corrosion by forming an oxide layer over its surface. Depending upon the different fields of application various power supply such as direct current (DC) and pulsed current (PC) are used. This paper reviews an existing anodizing method which can be optimized with a few simple guidelines. Several current densities and pulse periods were tested …
Published in International Journal of Analytical and Applied Chemistry · Vol. 1, Issue 1, 2015 · pp. 21–39 Read article
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Fast pyrolysis of Kaner (Thevetia peruviana) Seed to Fuel and Chemicals
Abstract: Bio-energy is now considered as having the potential to provide the major part of the projected renewable energy provisions of the future. Currently non-edible seed biomass has been considered as one of the major bio energy resource. Among the different non-edible seeds such as Jatropha, Neem, Karanja, Safflower, Pomegranate, Cherry, Mahua, Cotton etc., Kaner (Thevetia Peruviana) seed plant is a very widely available even in the tropical climate. In this …
Published in International Journal of Analytical and Applied Chemistry · Vol. 1, Issue 1, 2015 · pp. 7–20 Read article
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Simultaneous Determination of Caffeine And Nicotinic Acid in Real Samples Using Mean Centering of Ratio Spectra Spectrophotometric Method
Abstract: In this paper a simple method was developed for the simultaneous determination caffeine and nicotinic acid, without prior separation steps. This method is based on the mean centering of ratio spectra. The mathematical explanation of the procedure is illustrated.The procedure is successfully applied to the simultaneous determination of these analytes in Coffeeand tea samples. KeyWords: mean centering, ratio spectra, caffeine, nicotinic acid
Published in International Journal of Analytical and Applied Chemistry · Vol. 1, Issue 1, 2015 · pp. 1–6 Read article
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Review on Green Corrosion Inhibitors
Abstract: Green corrosion inhibitors have attracted considerable research interest in the recent years due to the increase in environmental awareness and restrictions on traditional corrosion inhibitors due to their intrinsic toxicity. Natural products extracts are a good source of green corrosion inhibitors, because they contain the necessary elements such as O, C, N, and S, that helps in attachment of these compounds on metals or alloys which results in development of …
Published in International Journal of Green Chemistry · Vol. 4, Issue 1, 2018 · pp. 13–18 Read article
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Comparative studies on the use of palm kernel and coconut oil as biodiesel fuel sources
Abstract: This research work focuses on the production of biodiesel from palm kernel oil and coconut oil. The biodiesel was prepared by trans-esterification of the oils (unsaturated fatty acid) with an alcohol in the presence of a catalyst to give mono alkyl ester. The biodiesel obtained from the two sources was characterized and the properties compared, The API gravity, Specific gravity, Flash point, Carbon residue, Sediment and Water content, sulphur content …
Published in International Journal of Green Chemistry · Vol. 4, Issue 1, 2018 · pp. 19–24 Read article
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WATER MANAGEMENT IN TEXTILE PROCESSING INDUSTRY
Abstract: With the increasingly important requirement for textile manufacturers to decrease pollution in textile production, the use of enzymes in the chemical processing of fibres and textiles is rapidly gaining wider recognition because of their non-toxic and eco-friendly characteristics. They can be safely used in a wide selection of textile processes such as de-sizing, scouring, bleaching, dyeing and finishing, where the alternatives are very harsh chemicals whose disposal into the environment …
Published in International Journal of Green Chemistry · Vol. 4, Issue 1, 2018 · pp. 7–12 Read article