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Organic Chemistry (342) - Inorganic Chemistry (123)
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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 2579please explian me about area normalisation method,diluted standard method,impurity vs impurity and which one has to be selected in method development
1627How 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?
1777Find out how to make artifacts the maxwell boltzmann theory of gases . ps. I don't speak English that well
1577
in OSD forms require to use gas chromatography?
Protactinium is a rare and highly radioactive element. How is its radioactivity utilized in various scientific and industrial applications?
What is the nature of the bonding interaction between a metal and an olefin? : Polymer Chemistry
can we Consider the Purity threshold and Purity angle in place of peak purity for the specificity test for method verification
pls send me ongc privious entarnace exam papers
What is viscosity-coefficient of a liquid?
In what ways can Actinium be used in conjunction with other elements or compounds to create new materials or compounds with specific properties?
Give lewis dot structure for HBrO4?
WHY pKa value is more important than pH value of the mobile phase in HPLC?
please explain about aluminium hydroxide assay
Arrange the following in their increasing polarity order Carboxylic acid, hydroxyl, phenyl, amino and aldehyde
what is partion and column chromatography
As per ICH related substances stability trend limit from initial to shelf life
How is hardness of water caused?
A ha tc is actual defination of retention time?
