Skip to main content
. 2022 Apr 22;12:6631. doi: 10.1038/s41598-022-10669-z

Table 1.

FT-IR spectra analysis of dried herbal plant extracts.

Herbs Sample code Absorption spectrum, wavenumber (cm−1)
3375–3260 2940–2925 1785–1640 1640–1600 1600–1300 1450–1050 1080–620 935–710
Pandan H1 3301.78 2931.09 1756.52 1599.01 1452.01 1237.54 774.67
1333.02 1114.71
Stevia H2 3351.2 2926.54 1717.87 1606.33 1518.87 1306.28 1079.71
1407.78 1281.64 925.60 814.96
897.27 779.64
Lemongrass H3 3319.53 2939.88 1145.48 926.48 828.39
Asiatic pennywort H4 3314.97 2940.28 1624.03 1429.08 1241.51 1082.88 773.67
Jiaogulan H5 3280.13 2929.93 1587.31 1434.92 1079.36
1269.84
Kariyat H6 3312.38 2932.07 1734.36 1612.44 1400.28 1110.87 826.11 766.98
Mulberry leave H7 3291.10 1585.83 1435.96 996.4 745.55
1157.43 935.91
Cat’s whiskers H8 3346.06 2938.26 1603.68 1526.73 1272.58 1073 871.88
1411.74 1146.35 925.08 780.43
Bamboo grass H9 3291.99 2933.11 1595.13 1438.92 1082.15
Sea holly H10 3318.02 2936.3 1598.23 1425.13 1079.36 773.67
Stonebreaker H11 3304.03 1713.45 1602.8 1396.16 1227.28 Stonebreaker
Jewel vine H12 3318.74 2936.3 1609.53 1431.74 1146.01
Safflower H13 3314.74 2932.54 1600.03 1515.55 1075.79 768.45
1423.98
Chrysanthemum H14 3374.35 2924.58 1733.45 1438.13 1247.09
Roselle H15 3280.23 1784.12 1415.87 1219.94 1101.58
Butterfly pea H16 3320.10 2936.36 1606.34 1409.53 1060.34
Beal fruit H17 3328.08 2931.62 1604.13 1518.94 1434.55 1085.86
1269.15 893.32
Indian gooseberry H18 3294.73 1726.16 1609.27 1333.02 1114.71 774.67
1237.54
Bitter gourd H19 3261.34 1587.3 1400.9 1107
Siamese senna H20 3313.62 1602.87 1524.28 1270.31
1412.47
Chinese liquorice H21 3330.44 2936.5 1604.31 1515.86 1073.02 945.76 935.91
1419.76
Alexandria senna H22 3317.81 2941.55 1596.14 1431.37 1120.03 744.11
Ginger H23 3291.36 2931.56 1638.76 1403.96 1051.53 929.12 782.17
Ginkgo H24 3307.89 2936.41 1702.13 1598.92 1250.42 768.3
1435.24 1111.98
Black galingale H25 3334.17 2932.54 1636.87 1515.85 1420.00 1079.81 935.91
HHS Vulnerability Disclosure