difference between calibration and validation
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if rsd failed then what require to do?
What is the principle of HPLC, GC, LCMS, GCMS,LC QQQ, GC QQQ, LC Q TOF and GC Q TOF. What are the applications and Specificity?
What is the main difference between ODS1 and ODS2 Hplc column.
Why acetonitrile and water are used as extraction solvent when analysis melamine? I thought they are miscible and won't be able to separate...
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 ?
What is the difference between purge septum flow and column flow in gas chromatography?
how to develop the icp ms method? Application of icp ms?
How to set analyticl specification for combination products?
how will you do the prep for unstable componds?
if your product is soluble in 0.1n hcl and water then which you choose as media from these 2 media?
if you have given one product then how you determine the impurity in that?
What is related substance by HPLC impurity limits as per USP?
What is intact assay method development.....?
If we do accuracy at same concentration at which linearity planned,what is the need to do linearity separately?
why are measure gas flow " ml " in Gas chromatography