in dissolution in one tablets two molecule one is losartan & second is HCTZ losartam is complies in s1 stage & hctz is complies in s2 stage then how to report result losartan s1 stage result or losartan s2 stage result1 1241
WHAT IS THE CRITERIA FOR SELECTION OF TIME OF DISSOLUTION AND THE MEDIUM OF DISSOLUTION?
How to develop the method when we have very low amount of impurity?2 6308
If we have 120 minutes run time method for HPLC and you wan to decrease the Run time so what should you do??6 9868
Wath is the differenc between two column HPLC wich have the samme support , lenth , pore size, etc.. But different name .for exemple : Spherisorb / lichrosorb
WHAT IS PVT TEST IN DISSOLUTION TEST , WHAT IS PVT SIGNIFICANCE AND HOW IT IS PERFORMED ?1 5867
How you will select column for HPLC development depends on nature of compound and how it will work explain in brief?3 7937
What is the role of SO2,I2, Methanolic hydroxide and any base in Karlficher titration2 6816
The boiling point of 1,3 butadiene is -4.4 DC & the boiling point of Pentane is 36.1 DC. Then how come Pentane elute before 1,3 BD in GC analysis?1 3701
What is Arsenic Test?1518
In Dissolution Test why limit is define Q+5% what is the role of +5%.
What is intact assay method development.....?
what parameters we will consider while developing a HPLC method and how we confirm our HPLC method is valid?
How can the GC or HPLC method is selected to determine the impurity profile in drug product?
we are performed SOR for a particular product the limit is -6 to -10.We face particular bathes it is not meeting the specification.we performed diffrent instrument diffrent analyst we are getting diffrent diffrent results.solvent is dimethyl sulfoxide what could be the reasion
why octanol used to determine the partition coefficient ?
What is importance of pH in the Heavy metal test and How it effect on the test results?
If we do accuracy at same concentration at which linearity planned,what is the need to do linearity separately?
Why do we use KMnO4 in the test of control of obsorbance ? and why do we take specific quantity i.e 57-63mg?
WHY pKa value is more important than pH value of the mobile phase in HPLC?
In GC calibration,what is the procedure to calibrate the TCD (thermal counductivity detector)suggest ?
What should be the level/ Percentage of Arsenic in Arsenic free zinc.
how the compound separate in coulunm,explain
How to determine the EDTA content by potentiometry titration in Ceftriaxine sodium