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 ...2 4526
function of detecter in hplc ,gc and spectroscopy? function of carrier gas in gc?
How can the GC or HPLC method is selected to determine the impurity profile in drug product?1 5387
How can we calculate "confidence interval" in analytical method validation? Pl. explain with example.2400
What the difference in loss on drying and residue on ignition2 20627
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.?4 24999
what is different between volumetric solution and general solution1 13966
what is primary solution and secondary solution2 5228
what is the disso medium for tropsiun chloride
How to decide assay range for non pharmacopeial API analysis by HPLC? Could you give me any reference for same e.g Guidelines or Paper publications?
could negative ions be produced by bombardment process in mass spectrometry?
give clarity of linearity and range in method validation
can i use hplc detector to uplc and why?
Why to use propyl paraben in HPLC gradient calibration
Why a1% value is used for some product ? What is the criteria for selection a1% value ?
some product having water content method with pyridine and ethylene glycol mixture instead of methanol? how they are selecting and methanol is not suitable solvent how ?
What is gelatinization?
What is the principle of HPLC, GC, LCMS, GCMS,LC QQQ, GC QQQ, LC Q TOF and GC Q TOF. What are the applications and Specificity?
WHAT IS THE PURPOSE WE USE HCL, CHOPPER, BURNER, MONOCHROMATOR in AAS? PLEASE EXPLAIN BRIEFLY
If we do accuracy at same concentration at which linearity planned,what is the need to do linearity separately?
sop of a uv visible spectrophotometer double beam elico model
What is FFA, PV, and PAV value in oil.
How you develop a method in HPLC?