| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1548.84 | USD | 20251014 |
| Dongying Huatai Chem | China national standards | MT | 1478.44 | USD | 20251014 |
| Shandong Aite Chem | China national standards | MT | 1478.44 | USD | 20251014 |
| Shandong Aite Chem | China national standards | MT | 1478.44 | USD | 20251014 |
| Shandong Aite Chem | China national standards | MT | 1478.44 | USD | 20251014 |
| Shandong Aite Chem | China national standards | MT | 1478.44 | USD | 20251014 |
| Shandong Aite Chem | China national standards | MT | 1548.84 | USD | 20251014 |
| Shandong Aite Chem | China national standards | MT | 1548.84 | USD | 20251014 |
| Shandong Aite Chem | China national standards | MT | 1154.59 | USD | 20251014 |
| Shandong Aite Chem | China national standards | MT | 1154.59 | USD | 20251014 |