Citric Acid Crystals 200g
Citric Acid crystals can be added to ferric chloride solutions to create the Edinburgh Etch solution, which helps dissolve sediment and speed up the process.
Citric acid crystals are also used in lithography as a counter etch to reactivate the image on a stone for further editing. To make this solution, dissolve 1/4 teaspoon of citric acid crystals in a cup of water.
Citric acid crystals are sold in 200g increments.
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