Ioannis Anastasopoulos

3 Questions 8 Answers 0 Followers

Questions related from Ioannis Anastasopoulos

Why caffeine makes emulsions?Is coffee an emulsion or a solution?

at the extraction of caffeine procedure from coffee with DCM we get 3 layers the aqua layer an emulsion and the organic layer. The emulsion caused by which sustances? I have read tha many...

29 November 2016 3,393 5 View

Anyone who knows which of the secondary metabolites give the characteristic smell in aromatic plants?

Is the combination of them which gives the characteristic smell or they act separatly. For example coumarin gives the smell of fresh cut grass

11 October 2016 7,832 5 View

Except quercetin ,rutin and catechin which other flavonoids could be used as standards for total flavonoids methods ?

for example AlCl3 colorimetric method

13 March 2016 4,803 4 View