| ITEMS | SPECIFICATION | RESULT | METHOD | 
| Appearance | Brown powder | Brown powder | VISUAL | 
| Particle Size | 100% pass through 80 mesh | 100% pass through 80 mesh | USP33 | 
| Assay | ≥ 35.0% | 36.2% | UV | 
| Loss on Drying | ≤5.0% | 3.1% | USP33 | 
| Ash content | ≤5.0% | 3.2% | USP33 | 
| Heavy Metals(Pb) | ≤5ppm | 0.20ppm | AAS | 
| Arsenic | ≤2ppm | 0.12ppm | AAS | 
| Total Plate Count | ≤1000cfu/g | <100cfu/g | USP33 | 
| Yeasts & Molds | ≤100cfu/g | <10cfu/g | USP33 | 
| Salmonella | Negative | Negative | USP33 | 
| E.Coli | Negative | Negative | USP33 | 
| Conclusion: Conforms to specification. Storage: Cool & dry place .Keep away from strong light and heat. Shelf life: Min. 24 months when properly stored. Packing : 25kg/drum | |||
| Rechecked by:Zeng Liu | Approved by:Li Shuliang | ||