| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 872.65 | USD | 20251011 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251011 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251011 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 900.8 | USD | 20251010 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251010 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251010 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 900.12 | USD | 20251009 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 843.86 | USD | 20251009 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 843.86 | USD | 20251009 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 900.71 | USD | 20250930 |