| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1690.78 | USD | 20251020 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1691.36 | USD | 20251018 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1691.36 | USD | 20251018 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1691.36 | USD | 20251018 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1691.36 | USD | 20251018 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1747.73 | USD | 20251017 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1775.92 | USD | 20251017 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1747.73 | USD | 20251017 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1747.73 | USD | 20251017 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1775.45 | USD | 20251016 |