Table 1
Physicochemical properties of sponge cakes with different levels of BTP

Property		BTP level (%)
		0	2	4	6	8
pH		7.17±0.01a1)	7.11±0.01b	7.06±0.01c	7.04±0.01d	7.00±0.01e
Height (mm)		68.94±0.26a	67.81±0.39b	65.92±0.54c	63.88±0.64d	58.64±0.66e
Baking loss (%)		10.91±0.08d	11.89±0.08c	12.26±0.11b	12.98±0.04a	13.05±0.01a
Hardness (N)		0.54±0.06c	0.56±0.10c	0.59±0.16c	0.70±0.11b	1.12±0.12a
Color	L*	82.49±0.65a	60.34±0.69b	54.90±0.42c	50.09±0.62d	44.90±0.62e
	a*	2.35±0.15e	6.51±0.24d	8.89±0.19c	9.65±0.42b	11.77±0.63a
	b*	26.87±0.86b	26.91±0.84b	28.68±0.74a	28.88±0.69a	29.00±0.68a

Means within the same row without a common letter are significantly different (p<0.05).