小中大1XTBE or 1X TAE rinse the tank first
use new 1*TAE or 1XTBE fill the tank
use the buffe to prepare the 1% agrose gel and the EB is added at this time in the gel
use the DNA loading dye to mix with your 1-2ug RNA sample per lane per sample
( on parafilm or in tube)
use correct voltage( according to your gel size and tank size, 15-20 well gel, 80-100v, if 6-8 well gel 50v)
Check from time to time, don't let the RNA run out of the gel.