In GC calibration,what is the procedure to calibrate the TCD (thermal counductivity detector)suggest ?
2289Why Urasil and Caffeine use for HPLC wavelength accuracy calibration. which is most suitable, Why? other than these which can be used?
7 14639When we r doing processing method for sst in Empower software by HPLC, What value has to give in void volume and as per which pharmacopia!
5 11173is a bonded water molecule in an organic material can be easlisy and accuractly determined by KF rather than LOD
2 5578What will be the effect on HPLC analysis result if three mobile phases given separately through three valves and same proportion mixed together and given by one valve?
LOIL,
1 3648Which products will produce when acetic anhydride reacts with Ter-butanol, Sec-butanol, Iso butanol, Dimethylamine etc.
1907mixed 1.0 ml of methanol and 1.0 ml of toluene and injected in gas chromatography.will you prove that both solvents are in the ratio 1:1(not by area normalization)
1 2133Post New Analytical Chemistry Questions
why we are using hexane in calibration of number of drop per mL
1.What is the difference between method validation and method verification 2.Which guidelines proposed to method transfer
What is stray light in uv what are units for stray light
What is related substance by HPLC impurity limits as per USP?
What are the primary considerations in extractables and Leachables ?
please explain about aluminium hydroxide assay
why lactose has less charges when packed in steel containers when compared with packing of lactose in polyamide material?
How much is the standard area for glc analysis
how to selecet an exact coloumn for an new molecule development by hplc how to select exact salt as buffer for new molecule development by hplc what is the the process to select the mode of saparation of compoundes by hplc what is the use of ph of buffer what is use of buffer,ph,organic phase,ans methods how the molecules get saparated in coloumn,
How to calculate coreletion coefficient
What should be the level/ Percentage of Arsenic in Arsenic free zinc.
Why we used in n-butyl acetate water content terminology while in ethyl acetate we used moisture content terminology?
how the compound separate in coulunm,explain
How to calculation of residual solvent methanol (3000 ppm) standard solution, and how many quantity used of test sample
Why perchloric acid used for potentiometric titration
