. 2016 Jun 21;53(6):2606–2613. doi: 10.1007/s13197-016-2227-7

Table 3.

Effect of type and concentration of plasticizer on CIE color parameters of gum cordia film

Plasticizer	Concentration (%)	L*	a*	b*	∆E
None	None	77.05 ± 1.08^ab	−1.76 ± 0.13^a	20.91 ± 0.04ⁿ	28.22 ± 0.79ⁱ
Glycerol	10	78.07 ± 1.59^abcd	−1.74 ± 0.10^a	15.89 ± 0.11^j	24.22 ± 1.29^fg
	15	78.60 ± 0.99^abcdef	−1.33 ± 0.08^b	12.89 ± 0.31^d	22.06 ± 0.91^bc
	20	80.20 ± 1.07^fg	−0.91 ± 0.09^de	9.97 ± 0.12^c	19.23 ± 0.99^a
	25	80.25 ± 0.63^fg	−0.78 ± 0.06^ef	9.50 ± 0.11^b	18.96 ± 0.58^a
	30	81.15 ± 0.68^g	−0.66 ± 0.05^fg	9.05 ± 0.14^a	17.96 ± 0.66^a
Sorbitol	10	77.74 ± 1.07^abc	−1.29 ± 0.06^bc	16.19 ± 0.24^k	24.63 ± 0.93f^g
	15	78.29 ± 0.83^abcdef	−1.26 ± 0.06^bc	15.50 ± 0.28ⁱ	23.76 ± 0.74^efg
	20	79.78 ± 1.04^defg	−1.32 ± 0.11^bc	14.92 ± 0.15^h	22.25 ± 0.88^bcde
	25	79.84 ± 0.71^efg	−1.21 ± 0.05^bc	14.58 ± 0.24^g	21.96 ± 0.67^b
	30	80.00 ± 0.54^efg	−1.13 ± 0.06^c	14.44 ± 0.11f^g	21.76 ± 0.45^b
PEG 200	10	76.90 ± 0.36^ab	−1.15 ± 0.09^c	15.50 ± 0.07ⁱ	24.89 ± 0.31^fg
	15	78.28 ± 0.83^abcdef	−0.90 ± 0.11^de	15.61 ± 0.14^ij	23.82 ± 0.72^fg
	20	78.59 ± 1.11^abcdef	−0.71 ± 0.08^fg	15.61 ± 0.26^ij	23.56 ± 0.92^cdef
	25	79.37 ± 1.08^cdef	−0.63 ± 0.07^fg	14.24 ± 0.22^f	22.13 ± 0.90^bcd
	30	79.41 ± 1.12^cdef	−0.64 ± 0.04^g	12.79 ± 0.14^d	21.29 ± 0.96^b
PEG 400	10	76.69 ± 1.58^a	−1.70 ± 0.09^a	18.11 ± 0.16^m	26.67 ± 1.27^h
	15	77.41 ± 0.43^ab	−1.60 ± 0.09^a	16.95 ± 0.22^l	25.36 ± 0.45^gh
	20	77.18 ± 1.18^ab	−1.61 ± 0.01^a	15.87 ± 0.17^j	24.92 ± 0.96^fg
	25	77.83 ± 1.00^abc	−1.15 ± 0.10^c	14.69 ± 0.16^gh	23.69 ± 0.82^def
	30	78.71 ± 1.20^bcdef	−0.63 ± 0.07f^g	13.44 ± 0.05^e	22.23 ± 1.02^bcde

Data is presented as mean ± standard error, n = 3

Means with different superscript alphabets in the columns are significantly different (P < 0.05)