| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 721.02 | USD | 20251204 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 728.09 | USD | 20251204 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 720.81 | USD | 20251203 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 727.87 | USD | 20251203 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 777.34 | USD | 20251203 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 727.87 | USD | 20251203 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 720.81 | USD | 20251203 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 727.46 | USD | 20251202 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 727.46 | USD | 20251202 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 776.9 | USD | 20251202 |