| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 493.83 | USD | 20251121 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 437.2 | USD | 20251120 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 437.2 | USD | 20251120 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 437.2 | USD | 20251120 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 437.2 | USD | 20251120 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 493.62 | USD | 20251120 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 437.2 | USD | 20251120 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 493.62 | USD | 20251120 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 451.52 | USD | 20251119 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 536.18 | USD | 20251119 |