what r the reasons to get peak telling?
Answers were Sorted based on User's Feedback
Answer / ravi kumar
due to the presence of residual silanols on the reverse
phase column which interacts with acids or bases (mostly
bases)cause them to tail
| Is This Answer Correct ? | 19 Yes | 1 No |
Answer / nageswar rao
the following parametrs are reasons
1.silinol interaction of basic amines
2.adsorption of acidic compounds
3.mass overloaded
4.injecting sample in worng solvent significantly stroger
than mobile phase
| Is This Answer Correct ? | 15 Yes | 1 No |
Answer / nagesh.v@sai advantium.com
Due to column efficiency Decreaced
| Is This Answer Correct ? | 11 Yes | 2 No |
Answer / subash
The following reasons are causes of peak tailing
1.Injecting the sample in a solvent significantly stroger
than the mobile phase
2.Interaction of stationary phase silanols with basic
analyte
3.Adsorption of acidic compounds on the stationary phase
4.Sample mass overloaded
5.A void in the column packing bed
| Is This Answer Correct ? | 5 Yes | 0 No |
Answer / t.venkata reddy
below reasons causes peak tailing
1)Analytical column contaminated
2)Mobile phase contamination/deterioation
3)unswept dead volume
4)basic substance-silanol interation.
| Is This Answer Correct ? | 2 Yes | 0 No |
Answer / palabindela
column over loaded or high injection volume
| Is This Answer Correct ? | 0 Yes | 2 No |
what is the source of ir spectroscopy
2 Answers CTX Life Sciences, Mylan,
what is the difference between the Purity and Potency of drug substance
1 Answers Divis Laboratories, Graviti Pharmaceuticals,
What is FFA, PV, and PAV value in oil.
How would you decide dissolution medium for NCE compound of class I drug
What is column dead volume?
What is the diffeence between assay and uniformity of content
How to determine water content of thioanisole? which interfere by KF titration?
difference between instrumenent and equipment
what is lod and loq ?,why use k2cr2o7 , kcl h2so4 in uv calibration ?,why use benzophenone & caffene acetone in hplc calibration ?,what is leading peak in hplc ?why we do the calibration of limit of stry light in hplc & uv ?
How do you show that equal quanitities of two isomers provide the same response using a PDA
How can v calibrate ftir ? Plz explain me
what is difference between moisture contents and water contents ?
12 Answers Cipla, Hetero, USM,