why we use only vanilline , acetanilide,& caffeine For the Calibration of melting point appartus?
7 29926which solvent is highest poler acetonitrile dimethyl formamide methanole tetrahydrofurane buffer solution
8 13852i want model written test paper for the post of analyst in IOCL(indian oil corporation ltd) any one pls help me
2155Post New Analytical Chemistry Questions
in which situation ion pair require to use?
what is the difference between potentiometric titration and karl fischer titration?
What is importance of pH in the Heavy metal test and How it effect on the test results?
before starting analytical method valodation what you checking? and how giving preference to start validation?
if you have given a blank water how you analyse by general analytical techniques?
What is the formula for relative diffrence for standard solution in solution stability in validation?
How require to develop GC method? how to select diluent, GAS, column selection and other chromatographic conditions?
In the isomers,enantiomers give the only physical properties present such that no chemical properties present.
WHAT IS THE USE OF STARTER ?????????
mahagenco syllabus for the post of chemist
how to get accurate result for Residue on evaporation in purified water
Which type of column should i use to check the purity of high molecular weight protein using HPLC reverse phase column chromatography? Hi everyone. I wanna to check the purity of high molecular weight protein (collagen) with MW of ~130 kDa using a HPLC. I know C18
Why only hydroxy naphthol blue indicator is used for standardisation of 0.05M EDTA solution instead of solochrome Black T or Euriochrome Black T indicator which is used for all sample analysis with 0.05M EDTA solution?
In BP2013, Loperamid HCl monograph. Assay by titration with 0.1N sodium hydroxide using hydrocloric acid 0.01N and reading the volume added between the 2 points of inflexion. I have a question that if the diluent solvent is ethanol is certainly consumed a amount of volume of titrant, so this volume must be eliminated on the result calculation or not apart from first point which is subtracted above.
in dissolution if one bowl got 70 percent 2nd bowl got 80 percent and 3rd bowl got 90 percent then how proceed?