| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1101.76 | USD | 20251126 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 974.63 | USD | 20251126 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 974.63 | USD | 20251126 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1101.29 | USD | 20251125 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 974.22 | USD | 20251125 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 974.22 | USD | 20251125 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 973.93 | USD | 20251124 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 973.93 | USD | 20251124 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1100.96 | USD | 20251124 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 973.54 | USD | 20251121 |