in gas chromatography what is the difference between gas flow rate and average linear velocity ?
USV,
2652Through 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 6463what is difference in ods I ods II is this is realy from sorbent / packing characteristics or from other means
2010In gas chromatographic analysis sometimes we use headspace, why it is required instead of manually injection?
1 4873Post New Analytical Chemistry Questions
effect of pore size, pore volume, partical size, column length, carbon load on retention time? what is carbon load? what is the use?
In performance Check of GC Why Hexadecane Peak is ConsideredÂ
in which situation require to change rs specification?
why we use a particular hplc column for a particular compound give reasons?please
What is control room temperature and which guide line says?
what is the acceptance criteria for enteric coated tablets in 0.1n hcl validation in each parameter?
in monograph 7 imp are there but in vendor showing 5 imp do not req to include 2 imp for that what will be justification?
from where i get mortar pastle for glass bottle crush? it's required for testing of it?
What is Band broading effect explain
how to develop the icp ms method? Application of icp ms?
how to select short coloum and long coloumn for new molecule
can i use hplc detector to uplc and why?
please explian me about area normalisation method,diluted standard method,impurity vs impurity and which one has to be selected in method development
CAN WE DETERMINE THE PEAK PURITY IN GAS CHROMATOGRAPHY ANALYSIS?
How to decide assay range for non pharmacopeial API analysis by HPLC? Could you give me any reference for same e.g Guidelines or Paper publications?