Never heard of H-PAS, but a PASH is Periodic Acid - Schiff's with Hematoxylin. A PAS with a hematoxylin counterstain (NO eosin).
Sincerely, Jay A. Lundgren M.S., HTL (ASCP) _______________________________________________ Histonet mailing list Histonet@lists.utsouthwestern.edu http://lists.utsouthwestern.edu/mailman/listinfo/histonet
