Research Article

Determination of Cassiarin A Level of Cassia siamea Leaf Obtained from Various Regions in Indonesia Using the TLC-Densitometry Method

Table 3

The levels of Cassiarin A in the C. siamea leaf from various regions.

No.Sources (region in Indonesia)Cassiarin A levels (% w/v)

1Tawangmangu, central Java0.0025% ± 0.0001
2Ambarawa (east region), Semarang, East Java0.0082% ± 0.0003
3Ambarawa (west region), Semarang, East Java0.0078% ± 0.0003
4Kediri (north region), East Java0.0068% ± 0.0003
5Kediri (south region), East Java0.0069% ± 0.0003
6Purworejo, central Java0.0057% ± 0.0003
7Gunungkidul, Yogyakarta, central Java0.0039% ± 0.0003
8Lembeyan, Magetan, East Java0.0068% ± 0.0003
9Pacitan, East Java0.0117% ± 0.0004
10Palu, central Sulawesi0.0062% ± 0.0002
11Andalas, west Sumatra0.0036% ± 0.0001
12Pariaman, west Sumatra0.0101% ± 0.0010
13Karanganyar, central Java0.0056% ± 0.0002
14Wonogiri, central Java0.0040% ± 0.0003
15Surabaya, East Java0.0014% ± 0.0001
16Magetan, East Java0.0041% ± 0.0001
17Kediri (city), East Java0.0074% ± 0.0004

TLC chromatograms of C. siamea leaf ethyl acetate fraction under UV 254 nm and 366 nm are shown in Figure 3, respectively.