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 4620Why triethylamine and o-phosphoric acid used while setting pH of mobile phase during HPLC Analysis?
6 31309why RID detector is used for selective materials like Mannitol, Hydroxyethyl Starch and Sorbitol?
5 10324For Dissolution test why we are Performing 6 Bowls why not more.any were mentioned or in what basis we are performing? --------Veerabhadrarao.M
2 10974In 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.M
3 18128A new drug substance found fail to meet specification for an unknown Impurity during stability study(Specific change),how would further proceed?
2 6352Post New Analytical Chemistry Questions
on the basis of bcs class how to proceed the solubility?
If vendor having more imp than monograph then how to proceed? and how to set spec?
why lactose has less charges when packed in steel containers when compared with packing of lactose in polyamide material?
in which situation require to use paddle and basket?
In GC calibration,what is the procedure to calibrate the TCD (thermal counductivity detector)suggest ?
for which product require to do content uniformity? what is limit of cu?
In Assy by potentio metry titration method how select MET U ,DET U, SET U,
How to calculate coreletion coefficient
In the isomers,enantiomers give the only physical properties present such that no chemical properties present.
why cone formation during dissolution?
for heavy metal test lead used in which form pure form or any other form for preparation of lead standard sol
we can use expired sample for validation and analyst qualification?
WHICH STANDARD WE USE IN SILICA ANALYSIS IN SILICA-GEL METHOD FOR SOLID SAMPLE
what is the disso medium for tropsiun chloride
What should be the level/ Percentage of Arsenic in Arsenic free zinc.