Personally i convert to RAW (replace .svx8 to .raw) and use an ungodly amount of decimals for the sample rate (I want it to hit C-3 equivalent in ProTracker on a PAL Amiga).
I always disliked this. In most sampling software you can only choose record frequency not accurate enough to fit exactly to the note used in trackers like Protracker. In most cases you don`t hear disharmonies if you e.g. load a 22050 Hz mono sample and play it on note F-3. Anyhow, ...