| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 407.72 | USD | 20250920 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 407.72 | USD | 20250920 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 407.72 | USD | 20250919 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 407.72 | USD | 20250919 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 407.72 | USD | 20250919 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 407.72 | USD | 20250919 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 534.25 | USD | 20250919 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 463.95 | USD | 20250919 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 534.57 | USD | 20250918 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 330.59 | USD | 20250918 |