| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 351.83 | USD | 20250923 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 351.83 | USD | 20250923 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 351.83 | USD | 20250923 |
| Jinan Xinhou Trading Co., Ltd. | China national standards | MT | 450.03 | USD | 20250922 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 450.03 | USD | 20250922 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 393.78 | USD | 20250922 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 255.96 | USD | 20250922 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 253.14 | USD | 20250922 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 255.96 | USD | 20250922 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 323.46 | USD | 20250922 |