| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 676.74 | USD | 20251024 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 676.84 | USD | 20251023 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 676.49 | USD | 20251022 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 676.72 | USD | 20251021 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 676.36 | USD | 20251016 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 676.1 | USD | 20251015 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 675.86 | USD | 20251014 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 675.99 | USD | 20251013 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 675.6 | USD | 20251011 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 675.6 | USD | 20251010 |