From: Antioxidant and antimicrobial activities and GC/MS-based phytochemical analysis of two traditional Lichen species Trypethellium virens and Phaeographis dendritica
Total tannin content mg/g TAE
Solvents
T. virens
P. dendritica
Acetone
0.217 ± 0.0012
0.184 ± 0.002
Methanol
0.44 ± 0.003
0.260 ± 0.007
Benzene
0.064 ± 0.004
0.03 ± 0.0006
Diethyl ether
0.134 ± 0.001
0.10 ± 0.008