Summary
The conditions of the formation ofLiesegang rings of copper sulphide in gelatin, agar agar and starch gels are described. ‘Direct’ types of rings are obtained in the gelatin gel whereas ‘Revert’ types of rings are obtained in agar agar and starch gels.
Zusammenfassung
Es sind die Bedingungen für die Bildung vonLiesegang-Ringen des Kupfersulfids in Gelatine, Agar-Agar und Stärke-Gel beschrieben. Ringe von „direktem“ Typ werden in Gelatine-Gelen erhalten, während in den anderen Medien Ringe vom „Revert“-Typus entstehen.
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References
Hausmann, J., Z. anorg. Chem.40, 110 (1904).
Mathur andGhosh, Kolloid-Z.159, 143 (1958).
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Mehta, B.M., Kant, K. Formation of Liesegang rings of copper sulphide. Kolloid-Z.u.Z.Polymere 209, 54–56 (1966). https://doi.org/10.1007/BF01500046
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DOI: https://doi.org/10.1007/BF01500046