| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1040.76 | USD | 20251009 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 998.57 | USD | 20251009 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1019.66 | USD | 20251009 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 998.57 | USD | 20251009 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1041.45 | USD | 20251006 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1041.45 | USD | 20250930 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 999.23 | USD | 20250930 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1020.34 | USD | 20250930 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1041.45 | USD | 20250930 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 999.23 | USD | 20250930 |