What are usp limits for theoritical plats,resoution,tailing factor,peak to valley ratio

1902

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

2675

could negative ions be produced by bombardment process in mass spectrometry?

1786

how to qualify the impurity?

880

WHY given much noise PDA dector then VWD Dector

2104

What are some common isotopes of Actinium, and how do they differ in terms of stability and uses?

690

What is the composition of ferroin?

1103

Is it nessesary all multimedia dissolution require descriminatory?

805

what is mean by extactable and leachable study?

1184

why require the ph, buffer during hplc mobile phase?

871

What is a repartition coefficient?

2474

What are the differences between chemical and electrochemical corrosion? : Electrochemistry Corrosion

1100

What are the inorganic material eliminated in Sulphated Ash

3345

in DMF having extra impurities and in api COA also having extra imp than USP or BP product then how require to proceed?

845

how you determine moist.of NaOH sol or NaOH flacks

2228