Posted by Sarup Chopra on May 08, 2008 at 16:57:51:
In Reply to: Solution etching for FSX-414 posted by Nghi on May 08, 2008 at 02:30:04:
Type in "etchants for cobalt based alloys" without quotation marks in the acrchives search column of this website. You will come across a good number of etchants.