skyrina, skyrin, rhodophyscin

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TLC, spot tests

class: Anthraquinones
Rf values in standard eluents systems: A: 37 · B: 32 · B': 35 · C: 23 · E: 4 · G: 66

Visibility: in natural light: + yellow · in UV-C (254nm): +

Visibility after H2SO4 spraying and 10 min in 110°C charring:
in natural light: dull green, soon grey
in UV-A (ca.360nm): grey

Spot tests: K red-violet · C — · P —