May 15, 2012 – Do not touch

May 15, 2012 § Leave a comment

Lab bench with chemicals and a warning note. Of course, I wasn’t using piranha solution (H2SO4 plus H2O2) outside of a hood. Still, the note was prepared because unlike Belgium, the lab in France doesn’t have special facilities for piranha solution usage. I don’t want anyone to lose a finger.

February 14, 2012 – Hydrogen peroxide

February 14, 2012 § 3 Comments

We’ve run out of sulfuric acid in the lab for almost two weeks, and now we’re also out of hydrogen peroxide. Kind of a problem when everyone in the lab needs to use piranha solution. Small quantities of sulfuric acid can be bought at the university chemical store, but not hydrogen peroxide, so we went to a lab downstairs to borrow some. That moment when you have 1L of H2O2 in your hands and it feels sooooooooooooooooooooooooo precious…

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