Febry Ardiana

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Questions related from Febry Ardiana

Validation method of analysis (for residual solvent) by GC HS?

Please share your experience for validation method of analysis (residual solvents in API). I found difficulties to have consistent result for accuracy (recovery 80-120%). But if I do the routine...

18 July 2023 8,165 5 View

Dissolution method for Amlodipine Valsartan Tablets?

Hi, Im working comparative dissolution testing with amlodipine valsartan tablets. Currently I use test 1 dissolution method from USP43, when I do dissolution test, amlodipine dissolution Ok but...

10 November 2021 7,043 13 View

What is the difference between norepinephrine bitartrate, noradrenaline acid tartrate/norepinephrine acid tartrate, and noradrenaline tartrate?

USP 37 state CAS for norepinephrine bitartrate is [69815-49-2], BP 2013 state CAS for noradrenaline acid tartrate [108341-18-0] and EP 7 state CAS for noradrenaline tartrate is [108341-18-0]....

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Which polymorph suitable for Nimodipine tablets?

Hi, is there anyone having experience with formulation of Nimodipine tablets? Which polymorph give the best stability? Form I or form II?

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