Why base line not start from zero in GC Chromatography analysis.
Answer / raja sekhar
generally baseline starts from 5 mV but not from zero. it indicates the detector activity... in gc baseline never starts from zero. i found this in Perkin Elmer GC-HS
Is This Answer Correct ? | 7 Yes | 0 No |
What is the difference between the working standard and reference standard?
what is the lamp used in SOR?
If combination product how require to identify which imp is of which api?
1)why use benzophenon,uracil in hplc calibration. 2)why use sucrose in polarimeter calibration. 3)what is S/N ratio, noise and drift in hplc 4)how we can find lod and loq in method validation
a bottle of concerntrated HCL (36.5) was labelled as 37% (w/w) and density 1.19m/l.What is hcl molarity?
in determination of(acetone) moister content we are using methanol replaced by pyredine.what hapend in that reaction.
How will decide to use HPLC OR GC for developing method for unkown compund
why did uyou choose analytical chemistry?
Why we use potassium dichromate in uv calibration Exact reason behind it??
If suppose 10 methods of dissolution given in pharmacopoeial for single content product then which method out of 10? or all 10 require to follow?
What is the principle of hplc detectors like.. UV detector,flurosence detector, RID?
What is peak purity and response factor in chromatographic analysis? Why we required to find out response factor?