Characterization of Novel Edible Films and Coatings for Food Preservation Based on Gum Cordia

Table 1

Constitution contents and pH amounts related to gum Cordia.

Chemical composition content (%)
Moisture	9.26 [10]	9.10 [15]		9.1 [16]	8.34 [17]		6.90 [7]
Protein	2.47 [10]	2.60 [15]		2.6 [16]	12.75 [17]		8.90 [7]
Total carbohydrate	78.22 [10]						77.51 [7]
Fat							1.00 [7]
Ash	1.75 [10]	0.70 [15]	6.58 [12]	0.7 [16]	0.98 [17]	1.47 [18]	5.86 [7]
Soluble sugar
Uronic acid		8.7 [15]		8.7 [16]	10.22 [17]
pH and yield
pH			6.5 [12]			7.2 [18]
Yield (%)				1.2 [16]	1.56 [17]
Mineral ion content (ppm)
Calcium							8700 [7]
Phosphorus							700.21 [7]
Potassium							4.40 [7]
Zinc							186.11 [7]
Iron							120.97 [7]