| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chem | China national standards | MT | 970.08 | USD | 20250919 |
| Jining Zhongyin EC | China national standards | MT | 970.08 | USD | 20250919 |
| Shandong Haili Chem | China national standards | MT | 970.08 | USD | 20250919 |
| Jinan Aochen Chem | China national standards | MT | 1349.68 | USD | 20250919 |
| Luxi Chem | China national standards | MT | 1096.61 | USD | 20250919 |
| Shandong Shuojia Chem | China national standards | MT | 998.2 | USD | 20250919 |
| Luxi Chem | China national standards | MT | 998.2 | USD | 20250919 |
| Shandong Shuojia Chem | China national standards | MT | 998.2 | USD | 20250919 |
| Shandong Shuojia Chem | China national standards | MT | 998.2 | USD | 20250919 |
| Shandong Shuojia Chem | China national standards | MT | 998.2 | USD | 20250919 |