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Table 1 Qualitative phytochemical analysis of Symplocos racemosa bark

From: Bioprospecting the antimicrobial, antibiofilm and antiproliferative activity of Symplocos racemosa Roxb. Bark phytoconstituents along with their biosafety evaluation and detection of antimicrobial components by GC-MS

Phytoconstituents Detected group Stock solution (mg/mL) Antimicrobial activity
Alkaloids   NA NA
 Mayer’s reagent test - a   
 Hager’s reagent test –   
 Wagner reagent test –   
Flavonoids   54.75 +++ c
 Shinoda test (Magnesium turnings) +b   
 Zinc-hydrochloride reduction test +   
 Lead acetate test +   
 Ferric chloride reagent test –   
Saponins   41.6 + d
 Froth test +   
Tannins   100.5 +
 Ferric chloride reagent test +   
 Lead acetate test +   
Cardiac glycosides   59.5 ++ e
 Keller- killiani test +   
Terpenoids    
 Triterpenes (Salkowski’s test) + 12 - f
 Diterpenes (Copper acetate test) – NA NA
Anthranol glycosides   ND ND
 Borntrager’s test +   
Phytosterols   38 –
 Libermann Burchard’s test +   
 Salkowski’s test +   
Coumarins – ND –
  1. a- absent; b- present; c- most active; d- least active; e- active; f- not active
  2. NA– Not applicable, ND– Not done
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BMC Pharmacology and Toxicology

ISSN: 2050-6511

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