and above all do not reduce Fehling's solution, which is probably the most specific of all aldehyde reagents.
Hintergrund Color Schwarz Weiß Rot Grün Blau Gelb Magenta Türkis Transparency Undurchsichtig Halbdurchsichtig Durchsichtig Fenster Color Schwarz Weiß Rot Grün Blau Gelb Magenta Türkis ...
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