Table 1. Dimension and standards of wood samples used in this study

Physical property	Test number	Dimensions (mm)	Standard
Retention rate	1	260 × 25 × 15	ASTM 1413
	2	300 × 20 × 4
	3	100 × 25 × 20
Moisture content	1	260 × 25 × 15	ASTM 4442
	2	300 × 20 × 4
	3	100 × 25 × 20