Fred asked > What concentration of IPA were you using? 99% Laboratory grade. Not very pleasant to have on the skin, it dries it out shockingly.
> There might be a difference in results between 70% and 91% > > There might also even be a difference in the oxide formulation between > brands. (If Chuck was trying to clean a Wabash, then it might dissolve > right through the plastic.) I've had Computer Resources, Wabash and other cheap diskettes long ago, they were none too good. Verbatim and Dysan always seemed pretty reliable for me.