نتایج جستجو برای: Multi element determination

تعداد نتایج: 898965  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1390

abstract ion selective electrodes (ises) are electrochemical sensors that respond selectivity to the activity of ionic species. an ion-selective electrode is an electrochemical device that uses a thin selective membrane or film as the recognition element, and is an electrochemical half-cell equivalent to other half-cells of the zeroth (inert metal in a redox electrolyte). in common methods o...

1998
Pi-Guey Su Shang-Da Huang

Direct and simultaneous determinations of Mo and V in seaemission spectrometry (ICP-AES)26 and mass spectrometry water using a multi-element electrothermal atomic absorption (ICP-MS),27,28 X-ray fluorescence spectrometry,29 cathodic spectrometer (Perkin-Elmer SIMAA 6000) are described. stripping voltammetry (CSV)30 and multi-element electrotherThree kinds of chemical modifier [Mg(NO 3 ) 2 , Pd(...

Journal: :journal of modern processes in manufacturing and production 2013
vahid rikhtehgar nezami behrooz zareh abbas vafaee sefat

in recent years, in order to reducing die design and manufacturing costs, multi point forming technique has gained an increasing interest because of its high flexibility. in this process, the conventional fixed shape solid die sets are replaced with a pair of opposite matrices of controllable elements. in this paper, the fundamental principles of multi-point forming was described and the possib...

Journal: :journal of nanostructures 2014
l. fotouhi m. zabeti

the electrochemical oxidation of sulfamethazine (smz) has been studied at a multi-walled carbon nanotubes modified glassy carbon electrode (mwcnt-gce) by cyclic voltammetry. this modified electrode (mwcnt-gce) exhibited excellent electrocatalytic behavior toward the oxidation of smz as evidenced by the enhancement of the oxidation peak current and the shift in the anodic potential to less posit...

2015
John Cauduro

Steel manufacturers conduct quality control testing for a range of metals and trace elements to ensure the grade and performance of their final product. The Standardization Administration of China uses their GB/T 20125-2006 standard “Low-alloy steel – Determination of multi-element contents – Inductively coupled plasma atomic emission spectrometric method” to control the quality of manufactured...

2006

An essential element of cellular and molecular biology is the ability to quantitate DNA in large numbers of samples at a sensitivity that enables determination of small amounts of sample. Here we describe a method to quantitate dsDNA using the BioTek SynergyTM HT and SynergyTM 2 Multi-Detection Microplate Readers.

Journal: :International Journal of Environment, Agriculture and Biotechnology 2018

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