what is partion and column chromatography

2395

EXPLAIN THE CALCULATION PART OF AN KF TITRATOR CALIBRATION WITH SUITABLE EXAMPLE

2645

What is Band broading effect explain

1887

In the isomers,enantiomers give the only physical properties present such that no chemical properties present.

2227

we can use expired sample for validation and analyst qualification?

819

Which is the highly polar and highly non polar column in HPLC?

2310

How we choose the mobile phase for method development.?

1220

what is the extinction coefficient for Indomethacin or at 319nm wave length.

4074

why salisylic acid not using now days for disdolution calibration?

779

how to selecet an exact coloumn for an new molecule development by hplc how to select exact salt as buffer for new molecule development by hplc what is the the process to select the mode of saparation of compoundes by hplc what is the use of ph of buffer what is use of buffer,ph,organic phase,ans methods how the molecules get saparated in coloumn,

2607

sop of a uv visible spectrophotometer double beam elico model

5929

why we are using benzene, anyline in acetic anhdride assay titration method?

2119

if peak get problamatic then what require to do?

805

if your impurity coeluting with each other in that situation how require to set specification? is it acceptable?

989

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

1874