| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 963.4 | USD | 20251009 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 963.4 | USD | 20251009 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1006.26 | USD | 20251008 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1006.26 | USD | 20250930 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1006.26 | USD | 20250930 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1005.78 | USD | 20250929 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1005.78 | USD | 20250929 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1004.89 | USD | 20250928 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1004.89 | USD | 20250928 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1004.89 | USD | 20250927 |