Ihsan Ullah

3 Questions 5 Answers 0 Followers

Questions related from Ihsan Ullah

I am purifying polymer using dialysis (MWCO 1000), but I got precipitate during dialysis,now how to treat the sample before freez-drying. suggestions?

biopolymer/gene delivery

09 September 2017 4,745 4 View

Hello Everyone, How I can ceased zwitterion formation in L-lysine, inorder to enhance nucleophilicity of amine group?

I want to carried out Michal type addition reaction, but zwitterion formation inhibit nucleophilicity of amine group. So how I can ceased zwitterion formation.. thanks for your attention.

10 October 2016 8,458 5 View

Hello. How we can determine the number of amines group in polymer appeared in formula to determine the buffering capacity of polymer.

Hello everyone. we are working on synthetic polymer for gene delivery, where buffering capacity is important factors for gene transfection. buffering capacity is given by following...

01 January 1970 7,620 0 View