Chemical composition and molecular structure of polysaccharide-protein biopolymer from Durio zibethinusseed: extraction and purification process

Table 2 Moisture, ash and lipid content of durian seed gum

Test	Crude gum (Aqueous)	Crude gum (Chemical)	Purified gum A	Purified gum B	Purified gum C	Purified gum D
Moisture %	26.8 ± 1.09^a	24.6 ±1.22^ab	23.2 ± 1.03^b	22.8 ± 0.79^bc	20.5 ± 0.35^c	21.7 ± 1.13^bc
Total ash %	32.8 ± 1.57^a	34.3 ± 1.78^a	20.6 ± 0.89^b	23.4 ± 1.34^b	15.8 ± 1.13^c	12.1 ± 0.94^d
Soluble ash %	1.7 ± 0.03^a	1.5 ± 0.01^a	0.9 ± 0.00^b	1.0 ± 0.14^b	0.7 ± 0.03^c	0.5 ± 0.06^d
Lipid %	1.92 ± 0.07^a	0.78 ± 0.11^b	0.14 ± 0.04^c	0.16 ± 0.02^c	0.21 ± 0.06^d	0.19 ± 0.03^d

Data presented are the mean value ± standard deviation, A isopropanol and ethanol, B isopropanol and acetone, C saturated barium hydroxide, D Fehling solution, ^a-d significant differences at 95% confident level.

ISSN: 2661-801X