Kristine Meile

3 Questions 6 Answers 0 Followers

Questions related from Kristine Meile

What is a universal detector for HPLC?

I was just reading that RID was "the only universal detector in HPLC", yet it is possible that some compouds are "invisible to the detector" if their RI is close to that of the mobile phase. So...

26 May 2017 2,972 5 View

Why does a strongly basic anion exchange resin column contaminate my product with amino groups?

Dear colleagues, I am trying to separate a mixture by using a SBA exchange resin column with water as the mobile phase. The eluate actually smells fishy - like amines! So obviously the functional...

11 June 2015 4,229 3 View

What is an acceptable recovery per cent for titrimetric analysis method?

If the validation results of a iodometric titration method give a recovery of 96-107 %, is that ok? Or is this method inapplicable?

06 March 2014 5,306 9 View