How to use RF and rrf in Rs calculation(
either multiply or divide)?
Answer Posted / chandu
rrf= slope of impurity / analyte slope
rrf is to determine the area loss due to detector nm
Is This Answer Correct ? | 4 Yes | 0 No |
Post New Answer View All Answers
why does used dry caffien in HPLC calibration?
If we have 5 strength which is not dose proportinate and excipients also diffrent in each strength then how we can proceed for Force degradation? and excipient are same but not dose propotinate the how FD?
Which type of column should i use to check the purity of high molecular weight protein using HPLC reverse phase column chromatography? Hi everyone. I wanna to check the purity of high molecular weight protein (collagen) with MW of ~130 kDa using a HPLC. I know C18
For limit test of heavy metals in BP, Method C require that the substance is ignited at a temperature not exceeding 800 °C. Why confines such the temperature?
what is the acceptance criteria for enteric coated tablets in 0.1n hcl validation in each parameter?
What is the difference between chromatographic purity and related substances?
why cone formation during dissolution?
if instrument calibration fails then what require to do?
Difference between hlaf and rlaf
if you have given one product then how you determine the impurity in that?
USP methodology, EP methodology, IP methodology, among three if possible to use one methodology for qualify working standard to use USP, EP, IP ? Please explain...
UV and PDA detector, which have less signal to noise ratio?
In the HPLC Calibration done wavelength accuracy done between 200nm-280nm .but not done remaining 300-400nm not done ?
why require to do water content for drug product?
using gradient pressure in gas chromatography are not ?using gradient pressure why