What is the Column Endcaping in HPLC ?
Answer Posted / ganesh bhavar
for endcapping in reversed phase column use Trimethylamine
means it protect the OH-group silanol group
| Is This Answer Correct ? | 2 Yes | 4 No |
Post New Answer View All Answers
What is Band broading effect explain
Principle of single pan analytical balance
4. Describe the operation of the Craig apparatus. Chapter.3 Equilibrium Processes in Separations
in hplc chromatogram started from left to right and in uv spectrum started from left to right
In the isomers,enantiomers give the only physical properties present such that no chemical properties present.
how you start the solubility study?
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?
2. Two grams of Benzoic acid are dissolved in 200 ml of water and extracted with 200 ml of diethyl ether. The distribution coefficient of benzoic acid is 100, and its dissociation constant is 6.5 10-5. Calculate the distribution ratio (D) of benzoic acid at pH 2, 5, and 6. 3. Calculate D at pH 2 to 10 (1 unit apart) in the above problem, and plot D versus pH.
WHAT IS THE PURPOSE WE USE HCL, CHOPPER, BURNER, MONOCHROMATOR in AAS? PLEASE EXPLAIN BRIEFLY
how can give the expiry period and restadardisation of volumetric solution
why we are using hexane in calibration of number of drop per mL
WHAT IS THE USE OF STARTER ?????????
Please tell me about the pH of Polycaboxylic ether is it in the 5-6 range ever or more than 6
What is intact assay method development.....?
In which situation we require to prepare the standard solution from sample in Related substance method?