| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Pulaihua Chem | China national standards | MT | 964.01 | USD | 20250923 |
| Jinan Dezheng Chem | China national standards | MT | 971.05 | USD | 20250923 |
| Jinan Dezheng Chem | China national standards | MT | 971.05 | USD | 20250923 |
| Shandong Haili Chem | China national standards | MT | 971.05 | USD | 20250923 |
| Jining Zhongyin EC | China national standards | MT | 971.05 | USD | 20250923 |
| Luxi Chem | China national standards | MT | 1097.71 | USD | 20250923 |
| Shandong Aite Chem | China national standards | MT | 1252.52 | USD | 20250923 |
| Nantong Zhonghe Chem | China national standards | MT | 985.12 | USD | 20250923 |
| Shandong Huize Chem | China national standards | MT | 1048.45 | USD | 20250923 |
| Luxi Chem | China national standards | MT | 971.05 | USD | 20250923 |