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Raise pH in Trivalent Chromium

What is the procedure to raise the pH after Hexavalent Chromium is converted to Trivalent Chromium. We need a pH of >7 to process through the Atmospheric Evaporator.

Dave Jackson
G.M. - Miami, Florida, U.S.A.
2004

There may be a deeper question in your mind that I'm missing, Dave, but you simply add caustic, lime, magnesium hydroxide, or the alkali of your choice.

Ted Mooney, P.E.
Striving to live Aloha
finishing.com - Pine Beach, New Jersey
(Ted is available for instant or longterm help)

2003

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