Page 321 - Applied Pharmacognosy
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Types of Chemical markers

the residue is re-colored withas is done with saffron and red rose  Peach
petalsartificial.
                                                                    kernelsScopoliaDog
Substitution with natural  • Superficially similar but cheaper      SennaZingiber

natural drugs such                                                  miogaXanthiumClove

drugs that may as peach and apricot kernels for almonds.              Genuine Natural
                                                                      DrugArtificial DyesG
have no       • Leaves of Scopolia and Xanthium for Belladonna        nuine

relation to   and Stramonium, respectively.                         Almonds

genuine drug

Unrelated Natural DrugExhaustedInferior
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