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which effect is mainly responsible for chromatographic separation when silica is the statinary phase at TLC? thanks in advance
1 3898what is different when impergnated silica plates are used in separation of azo dyes using column chromatography?
2024Why we are having specification 100% above in case of assay as there is only 100% of compound?
2 6038While performing TOC sst analysis Zero shift disabled & sample analysis zero shift enabled why?
2863which one is better separation in high pressure liquide chromatogram orlowpressure chromato gram in hplc
2161what is the concept for adjustment of pH in HPLC buffer solution ? a. Common ion effect b. Counter ion effect and explain me, how we adapt this principles & what is the role of these principles in our method
1 3489Post New Analytical Chemistry Questions
Which is the highly polar and highly non polar column in HPLC?
which are the sizes of capsules?
What is control room temperature and which guide line says?
What is the accrptance criteria in RSD for RS method precision on basis of impurity percentages?
Basic principle of ESI?
on saturation solubility study data how we can find out the bcs class of drug?
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 pda detector works over uv?
why we should take dst factor for below 1%moisture samples
In the HPLC Calibration done wavelength accuracy done between 200nm-280nm .but not done remaining 300-400nm not done ?
What is stray light in uv what are units for stray light
A ha tc is actual defination of retention time?
Why potassium dichromate is used in calibration of uv?
What is rs test why we are performing rs test?
why we use glass fiber filters use in some situation?
