| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 1040.7 | USD | 20250922 |
| Nanjing Waien Chem | China national standards | MT | 984.45 | USD | 20250922 |
| Zibo Dehe Chem | China national standards | MT | 1012.57 | USD | 20250922 |
| Shandong Aite Chem | China national standards | MT | 1125.08 | USD | 20250922 |
| Shandong Aite Chem | China national standards | MT | 1125.08 | USD | 20250922 |
| Shandong Aite Chem | China national standards | MT | 1125.08 | USD | 20250922 |
| Shandong Haili Chem | China national standards | MT | 1125.08 | USD | 20250922 |
| Shandong Aite Chem | China national standards | MT | 1096.95 | USD | 20250922 |
| Shandong Aite Chem | China national standards | MT | 1096.95 | USD | 20250922 |
| Shandong Aite Chem | China national standards | MT | 1096.95 | USD | 20250922 |