what is the difference between c-8 and c-18 column
Answer Posted / srinivas
in c18 column octa dacale silane is present and in c8
column octa silane is present
| Is This Answer Correct ? | 6 Yes | 1 No |
Post New Answer View All Answers
Explain the relations between number of carbon atoms in alkanes and retention time ?
In HPLC calibration, caffeine is used as primary standard for wave length calibration due to caffeine is having dual maxima at 273 & 205 nm and one minima at 245 nm. Any body can give reference of these details from any pharmacopeia (with chapter no.) or any other authentic guideline?
EXPLAIN THE CALCULATION PART OF AN KF TITRATOR CALIBRATION WITH SUITABLE EXAMPLE
WHAT IS THE PURPOSE WE USE HCL, CHOPPER, BURNER, MONOCHROMATOR in AAS? PLEASE EXPLAIN BRIEFLY
why does used dry caffien in HPLC calibration?
if peak get problamatic then what require to do?
What is the formula to determine the concentration of M of a solution given the % transmittance? Use %T = 43.7 as an example.
Colorimtry
What is the requirement for brazil in the analytical method vslidation comparr to ich?
which one is better separation in high pressure liquide chromatogram orlowpressure chromato gram in hplc
what is mean by ambient temperature?
why require to do water content for drug product?
How to know the estimated LOQ concentration in ppm
why we use glass fiber filters use in some situation?
Please give idea about method development for cleaning method and how maco level establish