| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 748.97 | USD | 20251208 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 713.64 | USD | 20251208 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 713.79 | USD | 20251207 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 713.79 | USD | 20251205 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 749.13 | USD | 20251205 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 749.3 | USD | 20251204 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 713.95 | USD | 20251204 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 749.3 | USD | 20251204 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 749.07 | USD | 20251203 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 749.07 | USD | 20251203 |