Chromatography

Identify the Reverse phase HPLC mainly uses___________.

• S.P is polar and M.P is non-polar

• S.P is non-polar and M.P is non-polar

• S.P is non-polar and M.P is polar

• S.P is polar and M.P is polar

The electrochemical detectors used in the HPLC mainly measures the___________.

• Absorbtivity

• ionic strength

• Electrode current

• electrode potensial

Which of the following is not used as carrier gas in the GC?

• Hydrogen

• Oxygen

The thermal conductivity detector is also known as_________.

Select the detector’s used in the GC Except?

• Flame ionization detector

• Argon ionization detector

• Katharometer

• refractive index detector

HPLC, the ghost peaks are observed by __________.

• Contamination

• Column overload

• Sample volume more

• Column overload

Which of the following method is commonly employed for the softening of the hard water?

• HPLC

• IEC

Write name of the chromatography method shows the highest resolution?

• HPLC

• GLC

• Ion exchange

• Size exclusion

Which of the following dye is used as ligand in the affinity chromatography?

• Alizarin

• Erichrome

• Titanium oxide

Write the type of matrix is used in DNA affinity chromatography?

• Agarose

• Cellulose

• controled Pore glass

• Poly acrylamide