Magdala red
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Description
Fluorochrome
Other Properties
Maximum absorption wavelength = 540 nm; Maximum emission wavelength = 570 nm
The fluorescence of magdala red changes with pH. It is a non-fluorescent purple below pH=3.0 and above 4.0, it fluoresces.
| Refractive Index | 1.90 |
|---|
Additional Information
R. Wolbers, N. Sterman and C. Stavroudis, "Notes for Workshop on New Methods in the Cleaning of Paintings", 1990, GCI, Los Angeles.
Sources Checked for Data in Record
- Richard C. Wolbers, Nanette T. Sterman, Chris Stavroudis, Notes for Workshop on New Methods in the Cleaning of Paintings, J.Paul Getty Trust, Los Angeles, 1990
- CRC Handbook of Chemistry and Physics, Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980 Comment: ref. index= 2.20; The fluorescence of magdala red changes with pH. It is a non-fluorescent purple below pH=3.0 and above 4.0, it fluoresces.