i set electrode to 7 buffer than i used it to check 4 buffer and 10 buffer if the results are not as expected than is it better to set the buffer again to 4 buffer or is there any other method available please let me know ...

Glochem,

How much is the standard area for glc analysis

function of detecter in hplc ,gc and spectroscopy? function of carrier gas in gc?

DRL,

what type of compounds do we see lod @ wat type compounds do we see m.c

Orchid,

How can the GC or HPLC method is selected to determine the impurity profile in drug product?

Ajanta,

How can we calculate "confidence interval" in analytical method validation? Pl. explain with example.

Cipla, Rampex Labs,

What the difference in loss on drying and residue on ignition

Why irmoisture balance is used for corrugated box moisture testing

Leiutis, Lupin,

why we are used 4,7,9,2 buffers for the ph calibration

Aurobindo, Enaltec Labs,

In case of HPLC coloums what is the difference Between C8 & C18 coloums & how can we select difference type of coloums like Inertial ODS , Hypersil BDS , ODS etc.?

MSN Pharma,

Is sonication essential in solubility testing of a drug substance?

Aurobindo,

what is different between volumetric solution and general solution

what is primary solution and secondary solution

what is RI detector Cut-off Value

Mylan,

In Related Substances Test how we can reside the limit of impurity ?

MSN Pharma,