| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 903.64 | USD | 20251115 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 903.64 | USD | 20251114 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 903.13 | USD | 20251113 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 903.53 | USD | 20251112 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 903.11 | USD | 20251111 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 903.24 | USD | 20251110 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 903.5 | USD | 20251107 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 903.13 | USD | 20251106 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 902.67 | USD | 20251105 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 902.87 | USD | 20251104 |