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Answer Posted / syam sundar
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sop of a uv visible spectrophotometer double beam elico model
How can we confirm the HPLC column is end-capped or not? Is it possible to identify by physical appearance?
how you determine moist.of NaOH sol or NaOH flacks
why are measure gas flow " ml " in Gas chromatography
Many times I don't got a caffeine peak in calibration of hplc using guard column ❓
WHY given much noise PDA dector then VWD Dector
can we use the same detector in HPLC as well GC and what could be the differences we can find in the final chromato graph in any aspects?
What is a difference between potency and purity?
how require to select dissolution media? what is discrimination?
why xterra column require to use at higher ph?
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 ?
in which situation ion pair agent require to use?
Why only hydroxy naphthol blue indicator is used for standardisation of 0.05M EDTA solution instead of solochrome Black T or Euriochrome Black T indicator which is used for all sample analysis with 0.05M EDTA solution?
In GC calibration,what is the procedure to calibrate the TCD (thermal counductivity detector)suggest ?
how can give the expiry period and restadardisation of volumetric solution
