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lowering metal concentration in electropolish solution

Is there a way of lowering metal concentration in an electropolishing bath, besides decanting and adding new acid?

Allan jochum
1998

How can we lower the concentration of Loose ions of iron left in the bath of electropolishing plant of s.s. objects?

Bath composition :H2SO4:H3PO4 ;1:3.with glycerine as buffer, and Aniline as additive. What amt. of additive should be therre ?

Ajay v.s.
engg. works - Bhy. Mumbai, Maharastra, India
2000

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