| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1608.47 | USD | 20251121 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1566.14 | USD | 20251121 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1566.14 | USD | 20251121 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1565.47 | USD | 20251120 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1565.47 | USD | 20251120 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1607.79 | USD | 20251120 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1607.79 | USD | 20251120 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1566.2 | USD | 20251119 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1608.53 | USD | 20251119 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1608.53 | USD | 20251119 |