Ferric Chloride life
2003-11-09 by Moore
Been using the same 17 fl ounces of etchant for 5 boards, roungly 45 sq inches. 1/2 10z copper the other 2 oz copper. Thought the last two took a little long (both 2 oz copper). Got me thinking how much should 17 fl ounces be able to etch? Thanks, Phil