| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 678.17 | USD | 20251127 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 678.0 | USD | 20251126 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 677.72 | USD | 20251125 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 677.52 | USD | 20251124 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 677.25 | USD | 20251121 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 676.96 | USD | 20251120 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 677.28 | USD | 20251119 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 677.43 | USD | 20251118 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 607.21 | USD | 20251117 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 607.13 | USD | 20251114 |