Acide citrique en cristaux 1kg. View larger

Citric acid powder


14,00 € tax incl.

14,00 € tax excl.

This product is no longer in stock


1kg can.
For preparing Edinburgh etch solution, a recipe with iron chloride and citric acid for etching copper.
The resulting etch will be faster
No deposits on the plate. Plates can even be etched face-up in a tray.

Dissolve 65g of citric acid in 200ml of water and add to 1 litre of iron chloride of 40% (43°Bé)

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