I have mixed 1M aq. soln of MnCl2 and FeCl3 each. I could not achieve the pH at 12 with 300 ml NaOH. What could be the reason and solution?

I am trying to synthesize the MnFe2O4 nanoparticles by coprecipitation. I mixed the 1M solution of MnCl2 (200ml) and FeCl3 (200ml) each. Upto 300ml NaOH (1M) was added dropwise to the solution to...

09 September 2019 2,882 2 View