| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 246.17 | USD | 20250929 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 246.17 | USD | 20250929 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 239.14 | USD | 20250929 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 238.93 | USD | 20250928 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 245.95 | USD | 20250928 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 245.95 | USD | 20250928 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 245.95 | USD | 20250928 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 245.95 | USD | 20250928 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 245.95 | USD | 20250927 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 245.95 | USD | 20250927 |