sulphuric acid
Inhibition of Mild Steel Corrosion in 0.5 M Sulphuric Acid Solution by Aspirin Drug
... The tablets of aspirin were obtained from a local pharmacy and were used without further purification or modification. From the mass of the drug samples and it’s molecular weight relation, appropriate concentrations of ...
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Oxidation of Amino acids by Manganese (III) in aqueous Sulphuric acid
... in sulphuric acid [19]. In sulphuric acid, it was shown that the manganese (III) solution in aqueous sulphuric acid contains Mn(III) aqua and MnOH 2+ aqua as reactive ...
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Effect of Aminobenzene Concentrations on the Corrosion inhibition of Mild Steel in Sulphuric acid
... Weight-loss of mild steel at various time intervals, in the absence and presence of different concentrations of (AMB) in 1M sulphuric acid at 25 o C was studied. The values of weight-loss (wt), corrosion ...
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Corrosion Inhibition Study Of Cocoa Pod Husk Extract On Api5l In Sulphuric Acid
... pipelines and storage facilities, shut down of plant for maintenance, loss of integrity of structures and flow problems [5] and [6]. A large number of the corrosion difficulties that occur in the industry are due to ...
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Effect of Benzamide on the Corrosion Inhibition of Mild Steel in Sulphuric Acid
... in sulphuric acid. This chemi- cal’s other names include benzoic acid amide; benzoylamide, phenylcarboxyamide, and ...benzoic acid and has the chemical formula C 6 H 5 CONH 2 or C 7 H 7 ...
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Sulphuric Acid Plant Fundamentals
... absorber acid is too low, absorption efficiency is ...into sulphuric acid it does not immediately react with water to form sulphuric acid but forms an intermediate (H 2 SO 4 /SO 3 ...
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O-Toluidine as Corrosion Inhibitor for Zinc in Sulphuric Acid Medium
... M sulphuric acid, the specimens were immersed in 230 ml of the corrosive solution and weight loss was determined at solution temperature of 313, 323 and 333 K for an immersion period of 3 h in absence and ...
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Effects of Grain Refinement on the Corrosion Behaviour of Microalloyed Steel in Sulphuric Acid Solutions
... changing solution temperature would increase or decrease the corrosion process for the BSK 46 microalloyed steel in the sulphuric acid solution using the galvanostatic polarization measurements. Fig. 5 ...
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KINETICS AND MECHANISM OF OXIDATION OF MIXTURE OF OXALIC ACID AND DL-MALIC ACID BY CHROMIC ACID IN PRESENCE OF SULPHURIC ACID
... The rate however does not depend on the concentration of Hydrogen ion only. Thus the acid effect is not due to specific acid catalysis. It seems to be due to general acid catalysis. It will be ...
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Oxidation of Benzaldehyde by Quinolinium Chloro Chromate in Presence of Ctab in Sulphuric Acid Medium
... concentration on oxidation of benzaldehyde by QCC the kinetics were followed at different concentrations of sulphuric acid, keeping that of others constant. The relevant kinetic data are shown in table 4. ...
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Novel spectrophotometric determination of artesunate using vanillin/ sulphuric acid reagent
... The reaction between Artesunate and Vanillin/Sulphuric reagent is based primarily on the conversion of Artesunate to Dihydroartemisinin (Lactol) by hydrolysis using concentrated sulphuric Acid. ...
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Inhibition Effect of Deanol on Mild Steel Corrosion in Dilute Sulphuric Acid
... presence of specific concentrations of MDMAE. A steady-state potential averaging ~300 mV was noticed in all MDMAE con- centrations in the sulphuric acid chloride media. The control specimen (0 % MDMAE) ...
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Inhibition of Aluminium Corrosion Using Carica papaya Leaves Extract in Sulphuric Acid
... in Sulphuric Acid: Correlation between Inhibi- tive Effect and Electronic Properties of Extracts Major Constituents Using Density Functional Theory ...
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Study on Effect of Benzotriazole and Surfactants on Corrosion Inhibition of Copper Alloys in Sulphuric Acid
... This research investigated the corrosion inhibition and corrosion rates of copper alloys in sulphuric acid by benzotriazole (BTAH) and surfactants. Three types of surfactants namely sodium dodecyl sulfate ...
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Study on Effect of Benzotriazole and Surfactants on Corrosion Inhibition of Copper Alloys in Sulphuric Acid
... in sulphuric acid in the presence of non- ionic surfactant, anionic surfactant, cationic surfactant (Cetyle trimethyl ammonium bromide) and organic inhibitor benzotriazole were studied using weight loss ...
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Synergistic Inhibition of Corrosion of Mild Steel in Sulphuric acid by New Ternary System
... Corrosion inhibition of mild steel using a new ternary formulation, Urea, Zn (II) and L-Alanine in sulphuric acid medium at pH-4 was studied by weight loss and electrochemical studies. The inhibition ...
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An evolutionary approach to modelling concrete degradation due to sulphuric acid attack
... o n 78 different concrete mixtures including different cement types, different water/cement ratios and various admixtures subject to sulphuric acid attack.. The concrete samples wer[r] ...
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KINETICS AND MECHANISM OF PERMANGANATE OXIDATION OF CIPROFLOXACIN IN AQUEOUS SULPHURIC ACID MEDIUM
... All kinetic measurements were conducted under pseudo first order conditions, where the concentration of ciprofloxacin was much greater than permanganate ion concentration at constant temperature at 25 ± 0.1°C unless ...
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Physical and Chemical Properties of Anodised Titanium in Sulphuric Acid for Biomedical Application
... in sulphuric acid such as its morphology and mineralogy can be made based on the anodic oxidation reactions and the colour of the films as shown in Table ...
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Kinetics of Manganese Oxides Dissolution in Sulphuric Acid Solutions Containing Oxalic Acid
... As seen in Figures 1-3, a remarkable feature of the in- teraction of manganese oxide with sulphuric acid is that the oxide is dissolved incompletely. The process is ter- minated at α = 0.66 (α is the ratio ...
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