WHO	World Health Organization
UV	Ultraviolet
HPLC	High performance liquid chromatography
GC-MS	Gas chromatography-mass spectroscopy
DPPH	2,2-Diphenyle-1 picrylhydrazyl
ABTS	2,2’-Azino-Bis-3 Ethylbenzothiazoline-6-Sulfonic Acid
TLC	Thin layer chromatography
TPC	Total phenolic content
TFC	Total Flavonoid Content
GAE	Gallic acid equivalent
QE	Quercetin equivalent
FID	Flame ionization detector
NIST	National Institute of Standards and Technology