| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 987.57 | USD | 20251027 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 986.92 | USD | 20251024 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 987.06 | USD | 20251023 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 986.89 | USD | 20251021 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 986.29 | USD | 20251020 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 986.62 | USD | 20251017 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 986.36 | USD | 20251016 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 985.98 | USD | 20251015 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 985.62 | USD | 20251014 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 985.82 | USD | 20251013 |