In pharmacopeal solibility parameter of a material, is et essential to test all paramete? If 70-75% parameter passes can we assess that the material is satisfactory or not?1 4503
Why triethylamine and o-phosphoric acid used while setting pH of mobile phase during HPLC Analysis?6 30890
why RID detector is used for selective materials like Mannitol, Hydroxyethyl Starch and Sorbitol?5 10045
for which type of applications gas chromatography is used?2 5540
for which type of applications gas chromatography is used?2 5499
wat is reverse phase in hplc2 7718
For Dissolution test why we are Performing 6 Bowls why not more.any were mentioned or in what basis we are performing? --------Veerabhadrarao.M2 10789
In Number of Theoretical Plates (N) = 16 (tr/w)2. where tr: retention time, and W: peak width. My Question is here in formula what is 16.Can u explain briefly? ---Veerabhadrarao.M3 17831
how to Calibrate FID IN GC1 6532
what is assay in hplc3 10315
why we use deturium lamp in uv spctrophotometer other than lamps1 9101
A new drug substance found fail to meet specification for an unknown Impurity during stability study(Specific change),how would further proceed?2 6191
How you develop a method in HPLC?
Why irmoisture balance is used for corrugated box moisture testing
How to calculate coreletion coefficient
What is the requirement for brazil in the analytical method vslidation comparr to ich?
using gradient pressure in gas chromatography are not ?using gradient pressure why
How to start the dissolution development for unknown tab?
Home heating oil or furnace oil what is made from? Can (base oil plus diesel/kerosen) = home heating oil?
If inhouse hplc related substance method is completly diffrent from Usp for finished proďuct with diffrent impurities then how require to prove method equivalecy?
what is mean by nitrosamine impurities?
sop of a uv visible spectrophotometer double beam elico model
what is mean by 40 in the dissolution basket mesh size?
in which situation ion pair agent require to use?
What is dose dumping? why require to do?
please explain about aluminium hydroxide assay
What is a difference between potency and purity?