No passwords, No popups, No cost, No AI:
we earn from 'affiliate link' purchases, making the site possible

Sound technical content, curated with aloha by
Ted Mooney, P.E. RET
Pine Beach, NJ

finishing.com -- The Home Page of the Finishing Industry

  The authoritative public forum
  for Metal Finishing since 1989

-----

Copper Residue in FeCl₃ Etchant

Hello,

We are using FeCl₃ as the etchant for copper material, however, there is always copper residue left in our system. I would like to know is there any chemical to add in so as to dissolve or minimize the residue in the tank. Thanks in advance.

Ken Wah
- Hong Kong
2001

(No "dead threads" here! If this page isn't currently on the Hotline your Q, A, or Comment will restore it)

Q, A, or Comment on THIS thread -or- Start a NEW Thread

Disclaimer: It's not possible to fully diagnose a finishing problem or the hazards of an operation via these pages. All information presented is for general reference and does not represent a professional opinion nor the policy of an author's employer. The internet is largely anonymous & unvetted; some names may be fictitious and some recommendations might be harmful.

If you are seeking a product or service related to metal finishing, please check these Directories:

Copper Residue in FeCl3 Etchant

Copper Residue in FeCl₃ Etchant