Table 1 Physical properties, % yield and total phenolic and tannin content of the successive LKD extracts
Solvent | Nature & pH | Colour and odour | Solubility | Percentage of yield (% w/w) | Total phenolic content (mg TAE/g extract) | Total Tannin content (mg TAE/g extract) |
|---|---|---|---|---|---|---|
LKDHE | Semisolid pH-6.6 | Yellow | Highly soluble in hexane, chloroform and sparingly soluble in methanol | 3.3% | 0.42 ± 0.10 | 0.07 ± 0.11 |
LKDCH | Amorphous pH-7.8 | Yellow crimson red | Highly soluble in chloroform and moderately soluble in methanol | 7.9% | 2.16 ± 0.62 | 1.91 ± 0.18 |
LKDEA | Amorphous pH-7.74 | Light yellow | Highly soluble in ethyl acetate and methanol | 1.8% | 0.85 ± 0.22 | 0.49 ± 0.14 |
LKDME | Amorphous pH-7.9 | Brown | Soluble in methanol | 3.4% | 0.98 ± 0.19 | 0.55 ± 0.12 |