Green chitosan: thiourea dioxide cleaning gel for manganese stains on granite and glass substrates

The cleaning or removal of manganese stains on Cultural Heritage has not been much tested or successful so far. The aim of this article was to assess a new green cleaning gel for Mn-rich black-blue stains on different substrates. The black-blue stains were characterized at optical and chemical level...

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Bibliographic Details
Main Author: Campos, Bruno (author)
Other Authors: Marco, Alexandra (author), Cadeco, Guilhermina (author), Freire-Lista, David M. (author), Silvestre-Albero, Joaquin (author), Algarra, Manuel (author), Vieira, Eduarda (author), Pintado, Manuela (author), Moreira, Patrícia (author)
Format: article
Language:eng
Published: 2021
Subjects:
Chitosan
Glass
Granite
Green cleaning gel
Leclanché cells
Manganese stains
Online Access:http://hdl.handle.net/10400.14/36288
Country:Portugal
Oai:oai:repositorio.ucp.pt:10400.14/36288

Internet

http://hdl.handle.net/10400.14/36288

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