Details:
Appearance: Brown yellow powder (0.3%, 1%, 5%, 10%, 20%, 50%), Light yellow powder (70%, 90%), White powder (98%)
Molecular Weight: 784.97
Assay Test method: HPLC-ELSD
Loss on drying≤ 1.00-5.00%Ash≤ 1.00-5.00%Mesh Size95% pass 80 meshArsenic (MDL0.05)≤ 1.5ppmLead (MDL0.02)≤ 5.0ppmCadmium (MDL0.02)≤ 0.3ppmMercury (MDL0.005)≤ 0.1ppmTotal plate count≤ 1000cfu/gMould&Yeast≤ 100cfu/gE.ColiNegativeSalmonellaNegative
The Characteristic of Chengdu King-tiger Astragaloside IV:
Report: Chengdu King-tiger Astragaloside IV 98% test report from USA authorized independent third party lab (Intertek)