| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 338.27 | USD | 20251018 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 366.36 | USD | 20251016 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 366.36 | USD | 20251016 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 338.18 | USD | 20251016 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 338.18 | USD | 20251016 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 338.05 | USD | 20251015 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 338.05 | USD | 20251015 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 366.22 | USD | 20251015 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 366.22 | USD | 20251015 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 366.09 | USD | 20251014 |