Printech Archives, April 1997: Re: Copper in Wastewater

Re: Copper in Wastewater

Thomas Barron (
tsbarron@ibm.net)
Thu, 10 Apr 1997 17:33:34 -0700



Doreen -

A couple of questions regarding the flexo printer:

How long ago did they stop using copper-containing inks?

How frequently do they see elevated copper concentrations in their
wastewater, and what are these levels?

Thomas Barron, PE


 

PNEAC

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