Table 1
Green coffee chlorogenic acids extraction and isolation yields.
Treatment (T) Extraction/isolation method Total CGAa
(% dbb)
T1 Water 80 8C/Rakotomalala (1992) 5.62 0.8c
T2 Water 80 8C/activated carbon 5.07 1.0
T3 Methanol 70% (v/v)/Rakotomalala (1992) 5.87 1.1
T4 Methanol 70% (v/v)/activated carbon 4.67 1.6
T5 Isopropanol 60% (v/v)/Rakotomalala (1992) 5.87 1.0
T6 Isopropanol 60% (v/v)/activated carbon 5.28 1.2