| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 183.91 | USD | 20251211 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 183.74 | USD | 20251210 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 183.69 | USD | 20251209 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 183.71 | USD | 20251208 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 183.75 | USD | 20251207 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 183.75 | USD | 20251205 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 183.79 | USD | 20251204 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 183.74 | USD | 20251203 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 183.63 | USD | 20251202 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 183.72 | USD | 20251201 |