| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Changzhou Qidi Chem | China national standards | MT | USD | 20251208 | |
| Changzhou Qidi Chem | China national standards | MT | USD | 20251125 | |
| Changzhou Qidi Chem | China national standards | MT | USD | 20251118 | |
| Changzhou Qidi Chem | China national standards | MT | USD | 20251114 | |
| Changzhou Qidi Chem | China national standards | MT | USD | 20251111 | |
| Changzhou Qidi Chem | China national standards | MT | USD | 20251029 | |
| Changzhou Qidi Chem | China national standards | MT | USD | 20251015 | |
| Changzhou Qidi Chem | China national standards | MT | USD | 20251009 | |
| Changzhou Qidi Chem | China national standards | MT | USD | 20250918 |
