| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 873.63 | USD | 20251016 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.45 | USD | 20251016 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.45 | USD | 20251016 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.13 | USD | 20251015 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.13 | USD | 20251015 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 873.3 | USD | 20251015 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 844.82 | USD | 20251014 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 844.82 | USD | 20251014 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 872.98 | USD | 20251014 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 873.15 | USD | 20251013 |