In capadity factor formula is K'= (RT of main compound/RT of
first eluted peak)-1 in this formula what is 1
How require to perform linearity as per ANVISA? What are the acceptance criteria?
what is the difference betwen the analytical column & peparative column?
If we are getting split peak in Chromatogram,what we can do?
What is Standard deviation
why we inject sample TWICE in ASSAY by HPLC analysis but in RS once?
4 Answers Aurobindo, DRL, Neuland,
what is difference between UV - VISIBLE MODEL NO like 1600,1601,1700 etc ? plz explain me
0 Answers Graviti Pharmaceuticals,
What is Rf value& Rx value in TLC?
why you require QA approval & what is its importance?
What is stray light in uv what are units for stray light
principle of AAS & its uses ?
What is the difference between high pressure gradient and low pressure gradient in hplc?
can some other acids like nitric acid or HCl can be used in the calibration of UV.Vis. spectrophotometer????