| Other Analytical Chemistry Interview Questions |
|| Asked @
|NMR is both qualitative and quantitative?EXPLAIN
|stability study is going on up to 3years for famotidine-USP but the pharmacopeia is revised and tlc test is replaced with hplc test. At the 4th year frequency the product is failed in hplc test .how can i assain the expiry or retest date and can i stop or continue the programme?
|in hplc calibration we are using 0.05% acetone why we are
using that one and what happen when its conc increases or
|Why caffeine as a reference standard used for calibration
|IF THE COMPOUND PKA IS 5.3 WHY WE ARE ADJUSTING PH+/-2 OF
THE COMPOUNDS PKA. WHAT IS THE CONDITION
|When we calculate Impurity against impurity std.solution
and when we calculate impurity against diluted standard with
|WHY POTASSIUM HYDROGEN PTHALATE IS USED FOR PERCHLORIC ACID?
What is difference btw UV detector & RID detector?
what is dissolution?
What is unit of KF?
what is the significant of pH in HPlc?
|What is the difference in OVI and Residual solvents?
|1 WHY POLYESTERENE FILM USED FOR FTIR CALIBRATION ?
2 WHY k2CR2O7 IS USED FOR CONTROL OF ABS IN UV ?
3 WHY HOLMIUM OXIDE USED FOR CONTROL OF WAVELLENGHT IN UV
|who is the father of HPLC?
|what is primary solution and secondary solution
|In HPLC what is Single point threshold, peak purity index
and minimum peak purity index? what should be consider for
|For more Analytical Chemistry Interview Questions Click Here |