Table 3. The contents of free sugars and organic acids in various parts of Hovenia dulcis Thunbergii

	Hovenia dulcis parts
	Fruit	Branch	Leaf
Free sugars (g/100 g)
Fructose	9.42±0.34^1)a2)	2.13±0.18^b	3.07±0.18^b
Glucose	6.39±0.64^a	2.46±0.23^c	5.82±0.23^b
Maltose	1.82±0.14^ns3)	0.52±0.12	-⁴⁾
Sucrose	4.91±0.36^a	0.63±0.17^c	2.79±0.17^b
Total	22.54	5.74	11.68
Organic acids (mg/100 g)
Oxalic acid	13.27±2.69^c	205.36±26.59^a	79.56±10.87^b
Tartaric acid	892.83±27.65^a	-	130.52±16.94^b
Malic acid	102.82±8.02^c	418.87±32.71^b	1,372.62±38.72^a
Citric acid	1,260.35±34.67^ns	1,076.59±45.95	-
Succinic acid	103.95±13.67^b	-	470.26±28.95^a
Total	2,373.22	1,700.82	2,052.96

All values are mean±SD (n=3).
Means with different superscript letters in the same row are significantly different by Duncan’s multiple range test (p⟨0.05). a⟩b⟩c.
Not significant.
-, trace.