Whitish-blue fluorescence of the glass trumpet, indicating the possible presence of lead
Medien
Teil von Naturtrompete aus Glas
- Titel
- Whitish-blue fluorescence of the glass trumpet, indicating the possible presence of lead
- Beschreibung
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Trumpet, Deutsches Museum, Inv. No. 65601.
Equipment: Hönle UVAHAND 250 GS handheld UV-lamp, Intensity 250 mW/cm2 UVA