Table 1.

Yield percentage of Bambusa beecheyana extracts.

Sample	Dry Yield (%)	p-Coumaric Acid (4) (mg/g)	%RSD	4-Methoxycinnamic Acid (5) (mg/g)	%RSD
Maceration
BBER *	1.06 ± 0.0004	0.00059 ± 1.67 × 10−11	0.0000056	0.00278 ± 1.67 × 10−11	0.0000012
BBMR *	1.20 ± 0.0028	0.00039 ± 1.67 × 10−11	0.0000086	0.00093 ± 2.17 × 10−10	0.0000474
BBHR *	2.00 ± 0.0204	ND *	ND *	ND *	ND *
Soxhlet
BBES *	4.12 ± 0.0010	0.00035 ± 1.67 × 10−11	0.0000096	0.00081 ± 1.17 × 10−10	0.0000283
BBMS *	5.09 ± 0.0011	0.00035 ± 6.67 × 10−11	0.0000039	0.00069 ± 2.17 × 10−10	0.0000065
BBHS *	4.35 ± 0.0007	ND *	ND *	ND *	ND *
Ultrasonic-assisted
BBEU20 *	2.06 ± 0.0052	ND *	ND *	0.00002 ± 6.67 × 10−11	0.0005000
BBEU40 *	2.93 ± 0.0045	ND *	ND *	0.00007 ± 1.67 × 10−11	0.0000455
BBEU60 *	1.13 ± 0.0019	0.00035 ± 1.67 × 10−11	0.0000094	0.00032 ± 1.67 × 10−11	0.0000103
BBMU20 *	1.85 ± 0.0034	ND *	ND *	0.00023 ± 6.44× 10−7	0.1446180
BBMU40 *	2.84 ± 0.0027	0.00035 ± 1.67 × 10−11	0.0000094	0.00087 ± 2.17 × 10−10	0.0000502
BBMU60 *	2.42 ± 0.0014	0.00035 ± 1.67 × 10−11	0.00000096	0.00062 ± 2.17 × 10−10	0.0000681
BBHU20 *	6.64 ± 0.0035	ND *	ND *	ND *	ND *
BBHU40 *	8.81 ± 0.0025	ND *	ND *	ND *	ND *
BBHU60 *	7.77 ± 0.0011	ND *	ND *	ND *	ND *

* BBER—cold maceration ethanol extract, BBMR—cold maceration methanol extract, BBHR—cold maceration water extract; BBES—Soxhlet ethanol extract, BBMS—Soxhlet methanol extract, BBHS—Soxhlet water extract; BBEU20—20 min ultrasonic-assisted ethanol extract, BBEU40—40 min ultrasonic-assisted ethanol extract, BBEU60—60 min ultrasonic-assisted ethanol extract; BBMU20—20 min ultrasonic-assisted methanol extract, BBMU40—40 min ultrasonic-assisted methanol extract, BBMU60—60 min ultrasonic-assisted methanol extract; BBHU20—20 min ultrasonic-assisted water extract, BBHU40—40 min ultrasonic-assisted water extract, BBHU60—60 min ultrasonic-assisted water extract. ND—not detected.