Oxalic Acid 300 gram

Item number: OXA03

Price each: EUR 5.90 

Oxalic acid is a reducing agent which can be successful used for cleaning of minerals and fossils. Even bulky crust of limonite or tenacious clays can be moved out using this kind of acid.
Oxalic acid is toxic in concentrated form. Usual concentration for cleaning purpose should be between 1 to 3 %. A lot of tips how to clean minerals could be found in German written book from Rudolf Duthaler und Stefan Weiß: Mineralien reinigen und aufbewahren.

• Pack with 300 g.

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