| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1265.72 | USD | 20250922 |
| Jinan Aochen Chem | China national standards | MT | 1350.1 | USD | 20250922 |
| Jinan Aochen Chem | China national standards | MT | 1350.1 | USD | 20250922 |
| Shandong Aite Chem | China national standards | MT | 1125.08 | USD | 20250922 |
| Shandong Huize Chem | China national standards | MT | 1336.03 | USD | 20250922 |
| Nantong Zhonghe Chem | China national standards | MT | 1786.07 | USD | 20250922 |
| Hubei 789 Chem | China national standards | MT | 1125.08 | USD | 20250922 |
| Hubei 789 Chem | China national standards | MT | 1125.08 | USD | 20250922 |
| Jinan Dezheng Chem | China national standards | MT | 1434.48 | USD | 20250922 |
| Jinan Dezheng Chem | China national standards | MT | 1434.48 | USD | 20250922 |