in gas chromatography what is the difference between gas flow rate and average linear velocity ?
USV,
1923Through assay by hplc(anhydrous basis) product got 100.8% .How much the potency of that product.Moisture content is 1.7%,Sulfated ash is 0.02%,Total impurities are 0.3%
2 5420what is difference in ods I ods II is this is realy from sorbent / packing characteristics or from other means
1480In gas chromatographic analysis sometimes we use headspace, why it is required instead of manually injection?
1 3996Post New Analytical Chemistry Questions
what is mean by nitrosamine impurities?
What if impurity area in control sample coming more as compared to LOQ level of impurity ?
How do we get end points and how many end points are possible for citric acid and di-acid not theorotically answer should be given practically.
While performing TOC sst analysis Zero shift disabled & sample analysis zero shift enabled why?
What is the Formula for coreletion coefficient in plhplc calibration
Why dissolution test is not performed in all of the products
before starting analytical method valodation what you checking? and how giving preference to start validation?
In which situation we require to prepare the standard solution from sample in Related substance method?
From where require to take the RLD sample?
CAN WE DETERMINE THE PEAK PURITY IN GAS CHROMATOGRAPHY ANALYSIS?
Qc interview questions
Tell me about analytical method validation in QC
what is mean by dissolution hydrodynamics?
Many times I don't got a caffeine peak in calibration of hplc using guard column ❓
in dissolution why pool sample needed? in which type of drug pool sample need?