| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong QiFa Chem | China national standards | MT | 889.24 | USD | 20251124 |
| Jinan Jinrihe Chem | China national standards | MT | 698.69 | USD | 20251124 |
| Hubei 789 Chem | China national standards | MT | 988.04 | USD | 20251124 |
| Baozhen Shandong Chem | China national standards | MT | 762.21 | USD | 20251124 |
| Baozhen Shandong Chem | China national standards | MT | 748.09 | USD | 20251124 |
| Jinan Jinrihe Chem | China national standards | MT | 698.69 | USD | 20251124 |
| Shandong Yushuo Chem | China national standards | MT | 726.92 | USD | 20251124 |
| Shandong Yushuo Chem | China national standards | MT | 712.8 | USD | 20251124 |
| Shandong Wonfull Petro | China national standards | MT | 698.69 | USD | 20251124 |
| Jinan Aochen Chem | China national standards | MT | 719.86 | USD | 20251124 |