Formby's is formulated to dissolve old varnish, lacquer, and shellac. If your piece is sticky after using the refinisher, a call to the company may be the best way to fix the problem.
Removing Drink Rings from Wood Furniture
Developing Old Film
Removing Urine Odors from a Couch
Formby's Furniture Refinisher Left Wood Table Sticky?
Cleaning Wood Furniture
Storing and Developing Film