Hamid Reza Shahbaazi <hshahbaazi@...> wrote:Hi (Salaam), Analysis of Testosterone and its Metabolites by HPLC Condition: Column: 150 x 4.6 mm, 3 µm ...
Hello (salam) Mr Shahbaazi Thanks a lot for your guidance about determination of testestrone. Could you tell me if it is isocratic or gradient and how much is...
EVER TRY A NEW MODERN MARVEL CALLED THE INTERNET? rouhellah <rouhellah@...> wrote:Hi. I need papers in the electrochemical behavior of amino acids and ...
EVER TRY A NEW MODERN MARVEL CALLED THE INTERNET? rouhellah <rouhellah@...> wrote: Hi. I need papers in the electrochemical behavior of amino acids and ...
I would like to know if anyone has a procedure to determine the "free" iron in a sample. This is the iron that is reactive, not any iron that is in any oxide...
Hi you can use atomic absorbtion for determination of free iron by curve calibration for iron with standards of Fe. best regards ... Do you Yahoo!? Yahoo! Mail...
Hi you can study ISEs for iron .or determined by spectophotometricmethod thatyou can use determination of elements by spectophotometric method (book). by ... ...
The analysi part is fairly straight forward. I need to know how to dissolve the sample so as to only dissolve the "free" iron and not the iron that is in the...
if there is elemental iron mixed with iron oxide, they can be separated physically by using a magnet provided no magnetite and gamma-ferric oxide is not...
... the "free" iron in a sample. This is the iron that is reactive, not any iron that is in any oxide form. I have an ICP and AA. I am also capable of...
I need some advice in managing an AAS instrument which, after the Autozero procedure, gives negative values for both blanc and also some samples. The...
Hi is the value is big ? ( like -0.1 or less than it like -0.001) I think it is from oxidatizer or feul pressuer ( I mean it is not constant) it must be...
Hi all, Do you know what is the main focus of the united states pharmacopeia? Do you find their service valuable? How do you rate your experince with them? If...
... post ... Hi there, I have worked as a chemist analyst in QC labs. of Iranian pharmaceutical companies such as Sandoz- Iran and Iran- Organon. I have have...
Concentration cells and absurdities of modern science A critique analysis of concentration cell and electrode phenomena is provided at following link: ...
Ionization energy, work function and absurdity of modern science The neglected ionization energy variation for isoelectronic series can reveal more useful...
Covalent bound and absurdities of modern science A cornerstone for quantum mechanic and entire chemistry is represented by actual description of chemical...
Hello, With the new proposed model of covalent bound, already posted in a previous message, the face of organic and inorganic chemistry changes completely. On...
The acidity concept and modern science absurdities…. Contrary to a lot of other phenomena where an excited or ionized species return to ground states with...
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