what is a differance between assay by HPLC and assay by titration?5 20541
what is PH of 0.1N Hcl, 0.01N Hcl & Mehanol.3 40629
HOW RRF IS CALCULATED IN HPLC2 8917
why should we do limit of stray light in UV calibration and why should use potassium chloride2 24205
what is %labelled amount in content uniformity of dosage unit and its calculation?3557
how to prepare 5normality of hcl2 39456
diference b/w packed &capilary columns2 5531
In Karl Fischer titration,What is the situation if the material tested is only soluble in water,and not soluble in the common solvents used such as methanol ?? [e.g. Iron III Hydroxide polymaltose]
While performing TOC sst analysis Zero shift disabled & sample analysis zero shift enabled why?
In IR spectra, generally a molecule vibrates without apply emr or ir light?
what is procedure of actual procedure for registration of drug?
about method developement in hplc
what is peak purity and its formula
when we talk about change in entropy we consider total entropy means of surround +entropy of system but when we talk about change in Gibss free energy we consider entropy of system.explain with reason.
How we can determine water content in piperazine
What are the primary considerations in extractables and Leachables ?
What is viod volume and peak purity in HPLC?
In performance Check of GC Why Hexadecane Peak is Considered
As per ICH related substances stability trend limit from initial to shelf life
In HPLC Calibration, On which basis RSD Limit of noise test is fixed (NMT 33.0 % )
why we use a particular hplc column for a particular compound give reasons?please
what is lod and loq ?,why use k2cr2o7 , kcl h2so4 in uv calibration ?,why use benzophenone & caffene acetone in hplc calibration ?,what is leading peak in hplc ?why we do the calibration of limit of stry light in hplc & uv ?