Qualitative tests
Alkaloidal solution in HCL +Ca hypochlorite [Ca(ClO)2 ] bleaching powder
orange color.
Froehd's reagent:
• Emetine and cephaline + Froehd's reagent: dirty green color (the color with
emetine fades by addition of HC1).
• Psychotrine + Froehd's reagent: pale yellow color
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