| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1114.94 | USD | 20251118 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1115.43 | USD | 20251114 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1114.8 | USD | 20251113 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1115.3 | USD | 20251112 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1115.3 | USD | 20251112 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1157.11 | USD | 20251111 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1199.62 | USD | 20251110 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1270.54 | USD | 20251107 |