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. 2016 Apr 6;5:412. doi: 10.1186/s40064-016-2056-1

Table 1.

Total polyphenols content of tea brands, the result was expressed in terms of GAE/g and TAE/g of sample for three independent measurements (triplicate; n = 3, mean ± SD)

Tea brands TPCA in mg GAE/g DW TPCB in mg TAE/g DW
Green tea 31. 6 ± 0.31e 42.1 ± 0.41e
Black lion 22.2 ± 0.39b 29.6 ± 0.52b
Eirmon 21.3 ± 0.24a 28.5 ± 0.31a
Gumero 25.0 ± 0.37d 32.3 ± 0.32d
Abyssinia 24.1 ± 0.78c 32.2 ± 0.04c
Dire 22.3 ± 0.50b 29.8 ± 0.66b
Addis 22.3 ± 0.50b 29.8 ± 0.66b
Wushwush 23.6 ± 0.54c 31.5 ± 0.72c

Values in the same column that are followed by a different letters (a–e) are significantly different p < 0.05 by Duncan’s multiple range tests

TPCA is total phenol content, expressed in milligrams of gallic acid equivalents per g of dry tea sample

TPCB is total phenol content, expressed in milligrams of tannic acid equivalents per g of dry tea sample