Masroora Najar

4 Questions 6 Answers 0 Followers

Questions related from Masroora Najar

What is the alternative dye to Nile Red (Hydrophobic dye ) for loading in microparticles? or any possible solution?

I want to check uptake of my dye loaded particles into cells. I face challenges during preparation step of particles . Particle size and polydispersity is so high when i disperse particles in...

07 October 2024 2,191 2 View

Do we need to adjust pH while measuring zeta potential of particles in KCl or NaCl?

While measuring zeta potential of nanoparticles in 0.001 M NaCl or 0.01MKCl , do we need to adjust pH of solvents to around alkaline conditions or pH won't matter here?

04 September 2024 3,189 3 View

Can we alter pH of buffers by adding acid or base beyond their buffering capacity?

I have seen in literature people using buffers such as PBS with pH 7.4, and dilute it with acid or base to create lower pHs like 2, 3,4 or higher pHs , will it still be called a buffer once...

29 August 2024 6,543 4 View

What is the ideal solvent for measuring zeta potential of nanoparticles?

i have been measuring zeta potential in both Deionized water and PBS (PH 7.4). The conductivity in case of deioinized water is zero and ioinic strength of PBS i have been using in very high which...

19 August 2024 9,506 5 View