ZnO
China
Source: Molecules 2025, 30, 417
Recipe Details
Ingredients
Zinc oxide
Evidence
"ZnO can catalyze a photochemical oxidation reaction to make paper yellow/brown discoloration."
Remarks
While ZnO is used for its antimicrobial and deacidification properties in BNC composites, it poses a risk of catalyzing photochemical oxidation reactions that lead to the yellowing or browning of historical papers (p. 24).
Scientific Analysis
Chemical CompositionZnO
Analytical Techniques
photochemical oxidation observation
Certainty Level
Probable
Instrumentally Verified
Not Verified
Metadata
Material Type
pigment
ColorYellow
RegionChina
Source Information
AuthorMolecules 2025, 30, 417
Collectionantimicrobial material
Language
N/A
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