| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Hunan Yuanshuo Chem | China national standards | MT | USD | 20251208 | |
| Hunan Yuanshuo Chem | China national standards | MT | USD | 20251127 | |
| Hunan Yuanshuo Chem | China national standards | MT | USD | 20251017 | |
| Hunan Yuanshuo Chem | China national standards | MT | USD | 20251011 |