Table 1.
Physical, chemical and microbiological specifications of Hericium erinaceus β-Glucan.
| Parameter | Specifications | Assay method |
|---|---|---|
| Physical parameters | ||
| Appearance | Fine powder | Visual |
| Odor | Odorless | Olfactory |
| Taste | Tasteless | Taste |
| Chemical parameters | ||
| Total Carbohydrate (%) | ∼93 | By Difference (Calculation) |
| β-Glucan (%) | 68 | Internal Methods |
| Fat (%) | 0.6 | AOAC |
| Protein (%) | 0.9 | AOAC |
| Moisture (%) | 2.9 | AOAC |
| Ash (%) | 2.3 | AOAC |
| Heavy metals | ||
| Lead | <0.5 ppm | ICP-MS |
| Arsenic | <0.5 ppm | Cold Vapor |
| Cadmium | <0.5 ppm | ICP-MS |
| Mercury | <0.05 ppm | ICP-OES |
| Microbiological parameters | ||
| Aerobic Plate Count (CFU/g) | <100 | FDA BAM |
| Yeast and Mold (CFU/g) | <10 | FDA BAM |
| Total Coliforms | Negative | FDA IV USDA/3M PETRIFILM |
| E. coli | Negative | FDA IV USDA/3M PETRIFILM |
| Salmonella sp. | Negative | FDA BAM |