| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 900.28 | USD | 20250929 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 900.28 | USD | 20250929 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 914.35 | USD | 20250929 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 914.35 | USD | 20250929 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1019.85 | USD | 20250929 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1019.85 | USD | 20250929 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1047.98 | USD | 20250929 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1047.98 | USD | 20250929 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1047.98 | USD | 20250929 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1047.98 | USD | 20250929 |