| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 973.81 | USD | 20251118 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 974.36 | USD | 20251117 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 974.36 | USD | 20251117 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1101.45 | USD | 20251117 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1101.31 | USD | 20251115 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 974.23 | USD | 20251115 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 974.23 | USD | 20251114 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1101.31 | USD | 20251114 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 974.23 | USD | 20251114 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 973.68 | USD | 20251113 |