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which solvent is highest poler
acetonitrile
dimethyl formamide
methanole
tetrahydrofurane
buffer solution
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What is the formula to determine the concentration of M of a solution given the % transmittance? Use %T = 43.7 as an example.
could negative ions be produced by bombardment process in mass spectrometry?
How to set analytical specification for combination products?
why holium oxide prepared in 10% HCLO4 SOLUTION
why multimedia dissolution require to do?
i want model written test paper for the post of analyst in IOCL(indian oil corporation ltd) any one pls help me
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 we can identify the impurity is coming below loq at transfering site?
we are performed SOR for a particular product the limit is -6 to -10.We face particular bathes it is not meeting the specification.we performed diffrent instrument diffrent analyst we are getting diffrent diffrent results.solvent is dimethyl sulfoxide what could be the reasion
why require to do water content for drug product?
what you do when compound having dwel wavelength?
how the compound separate in coulunm,explain
How we can identify process related and degradation impurity in single method with short period?
why octanol used to determine the partition coefficient ?
For limit test of heavy metals in BP, Method C require that the substance is ignited at a temperature not exceeding 800 °C. Why confines such the temperature?
