Table 1 Physical characterization of acemannan
Property | Standard acemannan | MACE acemannan | Method |
|---|---|---|---|
Appearance | Powder | Powder | Materials visual assessment:　Consistent with the sample |
Color | Off white to pale yellow | Off white | Materials visual assessment: Similar to the sample |
Odor | No specific flavor | No specific flavor | Materials visual assessment: Consistent with the sample |
Total sugars | ≥ 400 mg/g | 516.4 mg/g | Acid breaking phenol method |
Polysaccharides | ≥ 400 mg/g | 473.7 mg/g | QB/T2489-2018 |
O-Acetyl | ≥ 500 mg/g | 526.3 mg/g | QB/T2489-2018 |
Acemannan | ≥ 60% | 66.54% | In-house LC method Q-3–004 |