What is stray light in uv what are units for stray light
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what is the different in Total ash, sulphated ash, acid insoluble ash, alcoholic or non alcoholic ash?
Why used 0.02% v/v solution of toluene in hexane for calibration of UV.
what is separation techniques.
how to select short coloum and long coloumn for new molecule
stability study is going on up to 3years for famotidine-USP but the pharmacopeia is revised and tlc test is replaced with hplc test. At the 4th year frequency the product is failed in hplc test .how can i assain the expiry or retest date and can i stop or continue the programme?
In capadity factor formula is K'= (RT of main compound/RT of first eluted peak)-1 in this formula what is 1
What is the diffeence between assay and uniformity of content
In BP2013, Loperamid HCl monograph. Assay by titration with 0.1N sodium hydroxide using hydrocloric acid 0.01N and reading the volume added between the 2 points of inflexion. I have a question that if the diluent solvent is ethanol is certainly consumed a amount of volume of titrant, so this volume must be eliminated on the result calculation or not apart from first point which is subtracted above.
how to regulate noise in HPLC?
2 Answers Alkem Labs, Vimta Labs,
Why do we use 0.005M h2so4 solution for preparation of k2cr2o7 solution for UV calibration?
3 Answers Jubilant, Medreich, Mylan,
what is the difference of use of LOD test and Karl Fischer titra.?
what is the meaning of linearity,principle of co-relation coefficient?