Impact of Different Extraction Solvents on Phenolic Content and Antioxidant Potential of Pinus densiflora Bark Extract

Table 2

Effect of extraction solvent on the yield of Pinus densiflora bark (PDB) extract.

Plant Material	Extraction Solvent	Extract Name	Extract Yield (% solid)
PDB	Water	E0	6.18
PDB	20% ethanol with water (vol/vol)	E20	8.34
PDB	40% ethanol with water (vol/vol)	E40	9.52
PDB	60% ethanol with water (vol/vol)	E60	11.76
PDB	80% ethanol with water (vol/vol)	E80	10.21
PDB	100% ethanol with water (vol/vol)	E100	8.15
PDB	20% methanol with water (vol/vol)	M20	8.36
PDB	40% methanol with water (vol/vol)	M40	9.09
PDB	20% acetone with water (vol/vol)	A20	8.41
PDB	40% acetone with water (vol/vol)	A40	9.58
PDB	20% isopropanol with water (vol/vol)	ISP20	10.11
PDB	40% isopropanol with water (vol/vol)	ISP40	12.05
PDB	20% acetonitrile with water (vol/vol)	ACN20	9.24
PDB	40% acetonitrile with water (vol/vol)	ACN40	11.37