Take it from the guys who've done it and if you got the cash have soda bash. If not check out this test from
practical sailor
http://www.franmar.com/practical.html
I've seen the soy sauce on ebay for $75 ... good luck oh, yeah, let the stripper do the work. Apply with brush usually in one direction, let sit and remove with a 3" putty knife. Save the sanding for paint prep.