| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1014.54 | USD | 20251016 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1013.98 | USD | 20251013 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1013.98 | USD | 20251013 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1013.98 | USD | 20251013 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1013.98 | USD | 20251013 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1013.4 | USD | 20251011 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1013.4 | USD | 20251011 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1013.4 | USD | 20251011 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1013.4 | USD | 20251011 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1012.81 | USD | 20250929 |