chemical stability
IMPROVED CHROMATOGRAPHIC METHOD FOR DETERMINATION OF SODIUM DICLOFENAC IN INJECTABLE SOLUTION AND PREDICTION OF CHEMICAL STABILITY
... the chemical stability of compounds at room temperature is generally more than high temperature, the chemical stability of sodium diclofenac injectable solution should be stable for a long ...
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Effects of Micro environmental pH of Liposome on Chemical Stability of Loaded Drug
... its stability would be significantly affected by the micro-environmental pH in the aqueous chamber, where the buffering volume and buffering capacity would be much higher than that in the lipid ...pH-dependent ...
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Chemical stability indicating HPLC study of fixed dosage combination containing metoprolol tartrate and hydrochlorothiazide
... The chemical stability profile of Metoprolol tartrate and Hydrochlorothiazide was developed in acid, neutral and alkaline media with validated HPLC ...
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PHYSICAL AND CHEMICAL STABILITY STUDIES ON CEFOTAXIME AND ITS DOSAGE FORMS BY STABILITY INDICATING HPTLC METHOD
... the stability of cefotaxime sodium in the solid state, continuous infusion and in different doses was ...physical stability parameters of colour change and pH were ...and chemical stability of ...
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Chemical stability of chlorine dioxide in the presence of prochloraz manganese
... In cultivation practice there arises a question whether ClO 2 may be administered simultaneously with the prochloraz-Mn solution or if it is necessary to separate the two hygienic procedures and apply these active ...
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Nitrosothiols as no donor drugs: Synthesis, mechanistic studies, chemical stability, pharmacological and physiological activity
... the chemical stability of the 5-nitrosothiols was monitored spectrophotometrically in the presence of different copper concentrations or in the presence of the corresponding ...and chemical ...
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Chemical Stability of Bioglass in Simulated Oral Environment
... the chemical stability of newly introduced LCBI in comparison with resin composite and dental porcelain in four different solutions with different pH levels: Sodium Bicarbonate [(SB), (pH = ...similar ...
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THE EFFECT OF TEMPERATURE AND MOISTURE ON THE PHYSICAL AND CHEMICAL STABILITY OF FUROSEMIDE TABLETS (40 MG) MARKETED IN SYRIA
... of stability study is to determine the shelf life, namely the time period of storage at a specified condition within which the drug product still meets its established ...specifications. Stability is an ...
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Effect of ultrasonication on sensory and chemical stability of passion fruit juice during refrigerated storage
... There are scarce reports on the effects of sonication on sensory quality of fruit juices during storage, although some studies have measured its effect on instrumental colour parameters. Sonication had no effect on ...
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New insights on the Chemical Stability of Curcumin in Aqueous Media at Different pH: Influence of the Experimental Conditions
... ensure stability, although they also found that vanillin, ferulic acid and diferuloylmethane are the main degradation products ...curcumin stability at acid pH in an aqueous medium, with an apparent ...
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Physical and chemical stability of expired fixed dose combination artemether lumefantrine in uncontrolled tropical conditions
... Of the 68 Coartem/Riamet samples retested in February 2009 using Raman spectrometry, the results were consist- ent with those from July 2008 (see Table 1) with the fol- lowing exception: one replicate of the ...
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Chemical stability study of vitamins thiamine, riboflavin, pyridoxine and ascorbic acid in parenteral nutrition for neonatal use
... and C in the formulation were selective, linear, precise and accurate. The vitamins B1, B2 and B6 added in a PN containing high concentration of calcium associated with organic phosphorus in the presence of oligoele- ...
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Determination of Optimum Excipients for Platanus orientalis Pollen Extract by Accelerating Chemical Stability Test and Their Synergistic Effect
... Here, inhibition ELISA measures proteins of P. orientalis extract that containing various excipients. Forasmuch as, the stability that has been induced by various excipients are different in the P. orientalis ...
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Assessment of Chemical Stability of Constituents in Thiosulfinate Derivative-rich Extract of Garlic by a Validated HPTLC Method
... degrades rapidly when acid or base is added directly to the extract, but it remains stable when the pH of the solution is adjusted before addition of extract. A simple, robust and reproducible HPTLC method for estimation ...
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Chemical stability of bacteriophage T7 early mRNA.
... At 20 min after T7 infection 12 min after rifampin addition, at which time total T7 early mRNA has lost messenger activity, individual mRNA species still remain as large size RNAs Fig.. [r] ...
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The Architecture and Chemical Stability of the Archaeal Sulfolobus Turreted Icosahedral Virus
... The glycosylation of proteins has been documented as a strategy to guide proper protein folding, protect against pro- teolysis, and increase stability (13). Proteomic analysis of pu- rified STIV revealed the MCP ...
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PHARMACOGNOSTIC EVALUATION OF TRIPHALA HERBS AND ESTABLISHMENT OF CHEMICAL STABILITY OF TRIPHALA CAPLETS
... selected chemical markers as part of quality control ...as stability indicating assay for triphala ...accelerated stability study (40 0 C/75%RH) as per ICH ...
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CHEMICAL COMPOSITION, ANTIOXIDANT CAPACITIES AND STORAGE STABILITY OF CITRUS MACROPTERA AND GARCINIA PEDUNCULATA FRUITS
... Water activity, unlike moisture content, can determine shelf stability. It can predict which microorganisms will be potential sources of spoilage and infection and also chemical stability. The ...
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Physical, chemical, and microbiological stability study of diluted atropine eye drops
... treat patients exposed to acetylcholinesterase inhibi- tors was stable for at least 3 days at ranged 4 °C and 36 °C [10]. Donnelly RF et al. described that 0.1% of atropine in 0.9% sodium chloride were physically ...
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Synthesis of mixed sequence oligonucleotides on mesoporous silicon: chemical strategies and material stability
... the chemical stability of PSi supports is a key issue that must be checked and satisfied for each considered sub- ...different chemical approaches for the ON deprotection in order to preserve the ...
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