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Dear sir, This is R.Kadambavadani working in a pharma industry. while doing RS analysis of ibuprofen API, unknown peak eluting some times in the 0.6 Min RT. Kindly send me what is the exact reason behind that. also am using ACN the mobile phase.
1 2469please explian me about area normalisation method,diluted standard method,impurity vs impurity and which one has to be selected in method development
1575How they found 1mL of K.F reagent is equivalent to 5mg of water and if we change the composition of K.F reagent, is it can neutralize more amount of water?
1722Find out how to make artifacts the maxwell boltzmann theory of gases . ps. I don't speak English that well
1478
Why is glass electrode called an ion selective electrode?
A ha tc is actual defination of retention time?
How we choose the mobile phase for method development.?
how you start RS method development when for new product?
what is mean by extactable and leachable study?
Explain the use of glacial acetic acid?
Explain the difference between the law of multiple proportions and the law of definite proportions?
Why only hydroxy naphthol blue indicator is used for standardisation of 0.05M EDTA solution instead of solochrome Black T or Euriochrome Black T indicator which is used for all sample analysis with 0.05M EDTA solution?
Write the mathematical form of nernst equation and give one application? : Electrochemistry Corrosion
wtat type quations will be sak in ongc exam?
Any one is alembic pharmaceutical ltd. On starting to job ?
in which situation ion pair agent require to use?
Protactinium is part of the actinide series. Discuss the significance of this series and its implications for nuclear chemistry.
Why potassium dichromate is used in calibration of uv?
Define a triglyceride?
