| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 854.12 | USD | 20251112 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 853.72 | USD | 20251111 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 853.72 | USD | 20251111 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 853.84 | USD | 20251110 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 853.84 | USD | 20251110 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 854.09 | USD | 20251107 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 854.09 | USD | 20251107 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 853.74 | USD | 20251106 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 853.74 | USD | 20251106 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 853.3 | USD | 20251105 |