| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chem | China national standards | MT | 999.9 | USD | 20251013 |
| Shandong Aite Chem | China national standards | MT | 943.57 | USD | 20251013 |
| Hubei 789 Chem | China national standards | MT | 816.82 | USD | 20251013 |
| Hubei 789 Chem | China national standards | MT | 816.82 | USD | 20251013 |
| Jinan Jinhao Chem | China national standards | MT | 1182.98 | USD | 20251013 |
| Wanhua Yantai | China national standards | MT | 844.99 | USD | 20251013 |
| Wanhua Yantai | China national standards | MT | 887.24 | USD | 20251013 |
| Wanhua Yantai | China national standards | MT | 894.28 | USD | 20251013 |
| Shandong Kaitai Petro | China national standards | MT | 887.24 | USD | 20251013 |
| Shandong Kaitai Petro | China national standards | MT | 915.4 | USD | 20251013 |