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Cupric Nitrate as etching mordant


#1

What is the formula for mixing Cupric Nitrate granules with water for electrolytic etching on silver?


#2

According to Ben Dory in this article he wrote for SNAG, it’s 1 part cupric nitrate to 4 parts water, by weight.


#3

Thank you so much! A very thorough article!


#4

No problem, hope it works for you.