| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1214.26 | USD | 20251115 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1214.26 | USD | 20251114 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1213.58 | USD | 20251113 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1214.12 | USD | 20251112 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1213.56 | USD | 20251111 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1213.73 | USD | 20251110 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1214.07 | USD | 20251107 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1213.58 | USD | 20251106 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1212.96 | USD | 20251105 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1213.23 | USD | 20251104 |