Ion-chromatography (IC)
Determination of alkylamines in atmospheric aerosol particles: a comparison of gas chromatography–mass spectrometry and ion chromatography approaches
... Abstract. In recent years low molecular weight alkylamines have been recognized to play an important role in particle for- mation and growth in the lower atmosphere. However, major uncertainties are associated with their ...
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Determination of bromide, chloride, fluoride, nitrate and sulphate by ion chromatography: comparisons of methodologies for rainfall, cloud water and river waters at the Plynlimon catchments of mid Wales
... using ion chromatography (IC) are compared with those obtained by colorimetric and inductively coupled plasma optical emission spectroscopy (ICPOES) for rainfall, cloud water and stream waters in the ...
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Simultaneous Estimation of Anions Present in Oral Rehydration Salt by ION Chromatography and its Method Validation
... Ion chromatography is a modern and efficient method for separating and estimating ions using ion exchange ...ions. Ion chromatography (IC) as part of liquid chromatography is ...
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Measurement of gas-phase ammonia and amines in air by collection onto an ion exchange resin and analysis by ion chromatography
... liquid chromatography, sometimes with a deriva- tization step included (Akyüz, 2008; Fuselli et ...1995). Ion chromatography (IC) has also proven to be useful for both gas- and particle-phase ammonia ...
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Micronutrient Analysis by Ion Chromatography and AAS, Pasting Properties, and Shelf-life Study of Sugar Free Biscuit Inriched with Fenugreek Seed Powder and Natural Sweetener Stevia
... The colour of sugar free biscuit was recorded by hunter colour flex and the L*, a*, b*, value was 46.40, 12, 20.29, respectively. Developed sugar free biscuit was rich in calcium and magnesium and their concentration ...
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Quantitative Determination of Residual Hydrazine Content in Cilazapril by Ion Chromatography
... hydrazines. Ion chromatography seems to be preferable from this point of view, because Ion chromatography is a powerful technique for deter mining low concentrations of ...
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SULFONIC ACID COUNTER IONS QUANTIFICATION IN PHARMACEUTICALS BY ION CHROMATOGRAPHY
... of ion chromatography enables the quantification with more accuracy, precision and specific to counter ions 1, 4 ...counter ion in the drug substance, because the determination of counter ion ...
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A NOVEL ASSAY METHOD OF 1 DEOXY NOJIRIMYCINE (DNJ) BY ION CHROMATOGRAPHY
... exchange chromatography with pulsed amperometric detection (HPAEC-PAD) to quantify DNJ in mulberry-based food products was developed 2 ...by ion Chromatography, which can be used determine the assay ...
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Arsenic Speciation Analysis by Ion Chromatography A Critical Review of Principles and Applications
... liquid chromatography, is a challenging task which requires an intense high quality work with respect to extraction, preservation, separation, detection and ...of ion chromatographic separations, the most ...
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Simulation and optimisation in ion chromatography
... In order to perform satisfactory simulations of IC retention behaviour under gradient conditions, knowledge of peak widths is required as well as the knowledge of retention times, so that resolution between peaks can be ...
157
Development of novel polymer monoliths for fast ion chromatography
... The permeability and open pore structure of the flow-through channels ensures dynamic interaction between mobile phase and functional groups on the stationary phase surface, which provides increased mass transfer at high ...
220
Suppressed ion chromatography of organic acids with universal detection
... polymeric ion-exchange membranes in tubing or bundled hollow-fibres ...the ion transport ...Nafion ion-exchange tubing instead of a bundle of smaller sulfonated polyethylene ...
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Zwitterionic ion chromatography
... 1.4.2.1 Water Mobile Phase The opposite charges on the stationary phase exert an effect on both anions and cations in a sample, although interaction is stronger for anions with sulfobeta[r] ...
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Dimethylamine and ammonia measurements with ion chromatography during the CLOUD4 campaign
... Abstract. The CLOUD project investigates the influence of galactic cosmic rays on the nucleation of new particles in an environmental chamber at CERN. Dimethylamine (DMA) was injected intentionally into the CLOUD chamber ...
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Dialytic methods for sample treatment in ion chromatography
... Donnan dialysis, which was carried out by passing sodium hydroxide solutions containing inorganic anions through a cation-exchange hollow fibre immersed in a hydrogen ion donating medium[r] ...
213
Advances in ion chromatography for monitoring the gold cyanidation process
... lmmediatedly after injection of a sample, the metal cyanide complexes are retained on the guard column, while cyanate is rapidly eluted off the guard column, together with other common a[r] ...
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Novel guanidinium and phosphonium polysulfones: synthesis and antimicrobial activity
... by ion chromatography, chemical modification of them results in new optically and biologically active polymeric guanidinium and phosphonium salts for the first ...
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RECENT TRENDS IN ION-EXCHANGE CHROMATOGRAPHY
... Abstract: Ion exchange chromatography involves the se- paration of ionizable molecules based on their total ...pH. Ion exchange chromatography is commonly used to separate charged biological ...
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rofilling of inorganic ions in selected post-blast pyrotechnic residues
... Pyrotechnic homemade explosives have emerged as a new threat to society. Analysis of explosive residues is useful in identification of explosives and establishing link to the perpetrators. The objectives of this study ...
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Food Additives in mozzarella Cheese: A Contribution for a Correct Analytical Determination
... validated ion chromatography with conductivity detection method, in order to statistically analyse the obtained data and then to elaborate a “maximum admissible level” to suggest for lactic acid in ...
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