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 4461
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 5302
How can we calculate "confidence interval" in analytical method validation? Pl. explain with example.2360
What the difference in loss on drying and residue on ignition2 20147
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 24377
what is different between volumetric solution and general solution1 13516
what is primary solution and secondary solution2 5111
Which std. used for standrdisation of ZnSO4?
is it necessary to do HPLC calibration at wavelength 315nm if we are doing analysis at this wavelangth
Basic principle of ESI?
How to start the dissolution development for unknown tab?
what is the importence and role of LCMS and LCMS/MS and their applications? which type of compounds are analysis by lcms?
in gas chromatography what is the difference between gas flow rate and average linear velocity ?
Why Ethanol is Used for Standardization of GC Head space?
WHAT IS THE USE OF STARTER ?????????
why disodium tartarate used in karl-fischer instrument ?.
how to calculate corelation coefficient in G.C Calibration? what is the calculation part?
In dissolution of tablets/capsules elaborate the Dissolution limit 20.0% to 60% Q in 30 minutes.
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 result
what is the identification test of volatile substance? what is volatile compound?
What is importance of pH in the Heavy metal test and How it effect on the test results?
WHICH STANDARD WE USE IN SILICA ANALYSIS IN SILICA-GEL METHOD FOR SOLID SAMPLE