Round-filter chromatography

From Anthroposophy

Circular or round-filter chromatography is a picture forming method, also referenced as the Chroma test, developed in 1953 by Ehrenfried Pfeiffer for the research on soil and compost.

Illustrations

Lecture coverage and references

Discussion

Related pages

References and further reading

  • Ehrenfried Pfeiffer:
    • Eine qualitativ chromatographische Methode zur Bestimmung biologischer Werte (Parts I and II) (1959)
    • 'Chromatography Applied to Quality Testing' (1984)
  • Helmut Voitl, Elisabeth Guggenberger: Der Chroma-Boden-Test (1986)
  • Bangert, D. : 'Zu den naturwissenschaftlichen Grundlagen des Chroma-Boden-Testes als bildschaffende Methode (1994)