Table 1: Some physicochemical properties of hot water soluble CPH pectin.

Parameter Value

Yield on extraction (%)23.3 ± 2.00
10.5 ± 0.04
Moisture content (%)0.19 ± 0.06
Ash value (%)1.0
pH (1% w/v @ 25°C)6.73 ± 0.06
3.43 ± 0.06
Swelling index
 0.1 M HCl357.3 ± 4.6
 Phosphate buffer pH 6.8274.7 ± 4.6
 Distilled water 360.0 ± 0.0
Degree of esterification (%)26.8 ± 2.5
Precompression properties
 Bulk density (g/mL)1.881
 Tapped density (g/mL)2.200
 Hausner ratio1.17
 Compressibility index (%)14.58
 Angle of repose (°)37.97

Citric acid soluble pectin.