| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 844.42 | USD | 20250930 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 731.83 | USD | 20250930 |
| Jinan Jinrihe Chemical Co., Ltd. | Industrial Grade | MT | 759.97 | USD | 20250930 |
| Jinan Jinrihe Chemical Co., Ltd. | Industrial Grade | MT | 759.97 | USD | 20250930 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 788.12 | USD | 20250930 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 731.83 | USD | 20250930 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 942.93 | USD | 20250930 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 935.89 | USD | 20250930 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 907.75 | USD | 20250930 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1266.62 | USD | 20250930 |