| Vendor | Spec | Unit | Price | Currency | Date |
| CNPC | China national standards | MT | 733.77 | USD | 20251103 |
| Luxi Chem | China national standards | MT | 733.77 | USD | 20251103 |
| Lihuayi Shandong | China national standards | MT | 733.77 | USD | 20251103 |
| Luxi Chem | China national standards | MT | 761.99 | USD | 20251103 |
| Luxi Chem | China national standards | MT | 888.99 | USD | 20251103 |
| Shandong Mingyu | China national standards | MT | 924.27 | USD | 20251103 |
| Shandong Aite Chem | China national standards | MT | 1072.43 | USD | 20251103 |
| Shandong Aite Chem | China national standards | MT | 1241.76 | USD | 20251103 |
| Shandong Aite Chem | China national standards | MT | 1114.76 | USD | 20251103 |
| Shandong Aite Chem | China national standards | MT | 945.43 | USD | 20251103 |