if v use HELIUM & ARGON instead of NITROGEN as a mobile phase what happen

Categories >> Sciences >> Chemistry >> Analytical Chemistry
Suggest New Category

if v use HELIUM & ARGON instead of NITROGEN as a mobile
phase what happen in GC SYSTEM ?

Question Posted / chemist

5 Answers
13372 Views
Cipla, Reddy Labs, I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

if v use HELIUM & ARGON instead of NITROGEN as a mobile phase what happen in GC SYSTEM ?..

Answer / vishal

Your RT, area of standard and respose are change.

Is This Answer Correct ?

15 Yes

2 No

if v use HELIUM & ARGON instead of NITROGEN as a mobile phase what happen in GC SYSTEM ?..

Answer / rajasekhar salicylates

helium is better mobile phase than nitrogen...only helium will give better peak separation,response,area,low noise and good base line than nitrogen..but helium is very costly gas..so generally nitrogen used as mobile phase gas.

Is This Answer Correct ?

7 Yes

1 No

if v use HELIUM & ARGON instead of NITROGEN as a mobile phase what happen in GC SYSTEM ?..

Answer / megha5008

1st it's carrier gas if we switch we give more accurate response and result but also affect on analysis of cost

Is This Answer Correct ?

0 Yes

1 No

if v use HELIUM & ARGON instead of NITROGEN as a mobile phase what happen in GC SYSTEM ?..

Answer / nirav

Nitrogen is easily available from Environment & Less Costly
then He & Ar.

Is This Answer Correct ?

2 Yes

4 No

if v use HELIUM & ARGON instead of NITROGEN as a mobile phase what happen in GC SYSTEM ?..

Answer / sandip telavane

baseline noise is low in helium hence it will detect lowest analyte

Is This Answer Correct ?

0 Yes

6 No

Post New Answer

More Analytical Chemistry Interview Questions

difference between record & document ?

4 Answers

which solution used for detecting factor of k.f.titroter except water

3 Answers

what is the source of ir spectroscopy

2 Answers CTX Life Sciences, Mylan,

What is the difference between Capillary column and Packed column.

7 Answers Cipla, Hetero, Sun Pharma, Supreme Petrochem,

what should be the precision during technology transfer?

3 Answers Glenmark,

What is the lab normality??

3 Answers DRL, Tagros,

in DMF having extra impurities and in api COA also having extra imp than USP or BP product then how require to proceed?

0 Answers

What is difference between FID and TCD in gas chromatography

1 Answers Cipla, VPCPL,

In performance Check of GC Why Hexadecane Peak is Considered

0 Answers Asian Paints, MSN Pharma,

How can we separate Urea & semicarbazide in single HPLC method ?

2 Answers

How to prepare 50 ppm ammonia solution form 25% ammonia solution?

8 Answers Cadila, IIT,

what is rt and rrt? how we find rrt? relation between rt and rrt/

1 Answers Cadila,

For more Analytical Chemistry Interview Questions Click Here