Buckwheat is a traditional grain used for both medicine and food. Buckwheat extract is rich in various types of flavonoids. In addition, it also contains polyphenols, dietary fiber, multiple unsaturated fatty acids, mineral elements, vitamins and other bioactive substances. This product contains 8 essential amino acids for the human body, which can help strengthen the body and repair tissues.
| Test Items | Specifications | Test Methods |
| Assay | ≥50.0% Flavonoids | HPLC |
| Appearance | Yellow Brown Fine Powder | Visual |
| Odor and Taste | Characteristic | Organoleptic |
| Sieve analysis | 90% through 80 mesh | 80 Mesh Screen |
| Loss on Drying | ≤5.0 % | 105℃/2 hrs |
| Total Ash | ≤5.0 % | GB 5009.4-2016 |
| Bulk Density | 40~60g/100mL | GB/T 18798.5 |
| Tap Density | 50~80g/100mL | GB/T 18798.5 |
| Lead (Pb) | ∠3.0mg/kg | ICP-MS |
| Arsenic (As) | ∠2.0mg/kg | ICP-MS |
| Cadmium (Cd) | ∠1.0mg/kg | ICP-MS |
| Mercury (Hg) | ∠0.1mg/kg | ICP-MS |
| Total Aerobic Count | ≤1000cfu/g | GB 4789.2 |
| Yeast and Moulds | ≤100cfu/g | GB 4789.15 |
| E-Coli | Negative | GB 4789.3 |
| Salmonella | Negative | GB 4789.4 |
| Staphylococcus Aureus | Negative | GB 4789.10 |
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