| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 239.25 | USD | 20251008 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 246.29 | USD | 20251008 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 246.29 | USD | 20251008 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 246.29 | USD | 20250930 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 239.25 | USD | 20250930 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 246.29 | USD | 20250930 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 246.29 | USD | 20250930 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 246.29 | USD | 20250930 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 239.14 | USD | 20250929 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 246.17 | USD | 20250929 |