Quote: Originally posted by Bedlasky | Small amount of HCl and iron nails do the trick. Iron will reduce any Fe(III) to Fe(II).
[Edited on 15-2-2021 by Bedlasky] |
I added a lot of HCl and a long nail but it seems to take forever. Also, do I have to use a lot of HCl for converting 500g of it?
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