What is the main difference between ODS1 and ODS2 Hplc column.
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How require to develop GC method? how to select diluent, GAS, column selection and other chromatographic conditions?
in hplc calibration we are using 0.05% acetone why we are using that one and what happen when its conc increases or decreases
4 Answers Aurobindo, Cadila, Martin,
Which buffer is used for LC/MS mobile phase & at What Conc.
what is PH of 0.1N Hcl, 0.01N Hcl & Mehanol.
what is LC - MS ? What its wide use in cro/pharmaceutical Industry
Many times I don't got a caffeine peak in calibration of hplc using guard column ❓
What is peak purity and response factor in chromatographic analysis? Why we required to find out response factor?
What is the accrptance criteria in RSD for RS method precision on basis of impurity percentages?
what is role of pH in mobile phase
3 Answers Cipla, Dhanuka Laboratories,
what is difference between drug products and drug substance?
what is custom fields in waters system?
1 Answers Akorn India, Aurobindo,