| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1213.23 | USD | 20251104 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1213.54 | USD | 20251103 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1213.32 | USD | 20251101 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1213.32 | USD | 20251031 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1213.59 | USD | 20251030 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1213.95 | USD | 20251029 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1213.73 | USD | 20251028 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1213.3 | USD | 20251027 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1212.5 | USD | 20251024 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1212.67 | USD | 20251023 |