Formaldehyde Gel Running Buffer Recipe

1. Add the following to 800ml distilled H₂O
   • 209.27 g MOPS
   • 68.04 g AcONa x 3H²O
   • EDTA x 2H²O
2. Adjust pH 7.0 using 10N NaOH
3. q.s. to 1 liter with distilled H₂O
4. Filter sterilize through 0.2 µm filter

Note: solution may become yellow if during storage it is exposed light, but this has no effect on the solution quality.