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Definición
Refers to a strong organic acid derived from sorrel and other plants. A crystalline powder, oxalic acid lends itself to many commercial applications, principally as a bleaching agent and as a reducing agent to remove tarnish, rust and ink stains. In art manufacture and conservation, further uses include removal of paint and varnish, and cleaning of encrustations from sculptures and paintings.
Tipo de término: Concepto
