Answer Posted / jaya krishna priya.g
C-8 and C-18 are the columns used in the reverse phase of HPLC. The difference b\w the carbon chain length that is attached to the silica surface.C-8 has a packed material composed of silica particle of carbon units and C-18 is coated with hydrophobic units.
| Is This Answer Correct ? | 11 Yes | 0 No |
Post New Answer View All Answers
Why six unit used for precision?
effect of pore size, pore volume, partical size, column length, carbon load on retention time? what is carbon load? what is the use?
WHAT IS THE PARAMETER FOR THE SELECTION OF MOBILE PHASE IN HPLC?
Why use only methanol,used determinationof moisture content not use other solvents
in OSD forms require to use gas chromatography?
What is the principle of HPLC, GC, LCMS, GCMS,LC QQQ, GC QQQ, LC Q TOF and GC Q TOF. What are the applications and Specificity?
how you start the solubility study?
If we do accuracy at same concentration at which linearity planned,what is the need to do linearity separately?
In which situation we require to analytical method validation of excipient?
WHY given much noise PDA dector then VWD Dector
what is mean by 40 in the dissolution basket mesh size?
[3/28, 20:52] Manoj P Venkatpurwar: how many impurities require to inject in assay specificity that how we can find out? and in Rs also how?
What is the calibration of uv process and preparation
How to compare XRD graphs against standard and carry polymorpism study of API's by powder XRD method?
Many times I don't got a caffeine peak in calibration of hplc using guard column ❓