| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 707.35 | USD | 20251211 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 742.72 | USD | 20251211 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 742.72 | USD | 20251211 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 742.02 | USD | 20251210 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 742.02 | USD | 20251210 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 706.68 | USD | 20251210 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 713.55 | USD | 20251209 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 741.81 | USD | 20251209 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 741.81 | USD | 20251209 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 748.97 | USD | 20251208 |