| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 409.14 | USD | 20251027 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 408.87 | USD | 20251026 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 408.87 | USD | 20251025 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 408.87 | USD | 20251024 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 408.72 | USD | 20251022 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 408.85 | USD | 20251021 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 408.61 | USD | 20251020 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 408.74 | USD | 20251019 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 408.74 | USD | 20251018 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 408.74 | USD | 20251017 |