There's Sue Storm - Invisible Girl or Dr Pamela Isley (Poison Ivy)
If you google images for 'Poison Ivy in the lab', for example, that should get you something - of course, they may be copyrighted images.
I googled 'comic book female scientists in the lab' and found a couple of things that might suit - including a couple of copyright-free stock images
On this site, with older comics, it tends to be young women rescued from the clutches of mad male scientists - women were considered liberated if they got a job as a stenographer!