Originally Posted by
Arthur Peabody
I made a 40% urea cream.
Were you advised to do this?
I've worked with concentrated urea solutions, and always wear gloves for this, because it makes the skin on my hands crack and bleed. (We use 8 M urea to disrupt hydrogen bonding in nucleic acids and proteins, so there is a reason why it would be very damaging to your skin.)
Sorry for the necropost, and I hope you have fully recovered.