We need to find the most effective formula (and technique how to use
it) for the electropolishing of chrome cobalt parts. We are looking
for the basic components and mixtures of a suitable solution. A sample
solution would be like this: (sulphuric acid 20%, citric acid 50%,
water 30%). This is to be used to polish dental metal plates only.

www.ais.fraunhofer.de/~surmann/papers/dental.pdf
http://www.ondix.com/word/docs/Silicon_is_an_essential_element_in_humans_found_in_signific_termpapers_dissertation_1071200763.doc

Please check the above links. Please make sure you have got Adobe Acrobat reader.

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Thank you for the help Rich_Richie-ga. Your information was quite
helpful. We hope to submit more questions in the near future.