WD-40 takes them out quicker than anything I've found. The easiest point of access to their respiratory organs is the underside of the abdomen. Their primitive book lung is kinda passive in its function and has trouble clearing the stuff out.
Tried that but could never get to the bugger... Once I pulled the rear bench out, BAM there she was... by the way doktor_x... you seem to know WAY TO MUCH about a spiders breathing ability!