| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 774.03 | USD | 20250925 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 774.03 | USD | 20250925 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 985.12 | USD | 20250925 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 985.12 | USD | 20250925 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 774.03 | USD | 20250925 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 774.03 | USD | 20250925 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 774.03 | USD | 20250925 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 774.03 | USD | 20250925 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 774.03 | USD | 20250925 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 781.06 | USD | 20250925 |