In capadity factor formula is K'= (RT of main compound/RT of
first eluted peak)-1 in this formula what is 1
Which type of material analysis in GC using Theramal conditivity detector ?
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]
What is the difference between high pressure gradient and low pressure gradient in hplc?
If vendor having more imp than monograph then how to proceed? and how to set spec?
what is custom fields in waters system?
1 Answers Akorn India, Aurobindo,
in which situation require to use paddle and basket?
Why 162 mg NaOH used for 1N volumetric solution in 150 ml water then 54.5 ml diluted with 1000 ml
Why Na lamp is used in polarimeter?
What is the formula to determine the concentration of M of a solution given the % transmittance? Use %T = 43.7 as an example.
why we can use only 4 and 7 and 9 buffers in pH calibration
what is the significant of pH in HPlc?
we are performed SOR for a particular product the limit is -6 to -10.We face particular bathes it is not meeting the specification.we performed diffrent instrument diffrent analyst we are getting diffrent diffrent results.solvent is dimethyl sulfoxide what could be the reasion