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In burette calibration of Karl fischer Instrument, the multiplication factor 1.00693 is using for how much ml of water dispenced. why
1 4342In UV-VIS spectrophotometer:My diluent is methanol even though i corrected base line for methanol,In my sample scan i found methanol peak.what is the reason?
2 10117What is the diffrence between the performing of LOD ordinary drying at voven and vaccum method.
Apex,
4 10706how a particular wavelength can be different for a particular compund while analysing by uv and by HPLC.
2250in hplc calibration we are using 0.05% acetone why we are using that one and what happen when its conc increases or decreases
4 31904what is the different in Total ash, sulphated ash, acid insoluble ash, alcoholic or non alcoholic ash?
9931Post New Analytical Chemistry Questions
What is viod volume and peak purity in HPLC?
How require to develop GC method? how to select diluent, GAS, column selection and other chromatographic conditions?
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?
If we do accuracy at same concentration at which linearity planned,what is the need to do linearity separately?
why octanol used to determine the partition coefficient ?
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 diference between residual solvents and organic volatile matter
While performing TOC sst analysis Zero shift disabled & sample analysis zero shift enabled why?
Why we use potassium dichromate in uv calibration Exact reason behind it??
pharma industries oriented
how require to select dissolution media? what is discrimination?
In Assy by potentio metry titration method how select MET U ,DET U, SET U,
what is mean by dissolution biowaiver study?
why require to do water content for drug product?
What is control room temperature and which guide line says?
