| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yaoming Chem | China national standards | MT | 832.67 | USD | 20251118 |
| Wanhua Chem | China national standards | MT | 1072.6 | USD | 20251118 |
| Wanhua Chem | China national standards | MT | 1072.6 | USD | 20251118 |
| Wanhua Chem | China national standards | MT | 1030.26 | USD | 20251118 |
| Wanhua Chem | China national standards | MT | 1044.37 | USD | 20251118 |
| Shandong Kaitai Petro | China national standards | MT | 889.13 | USD | 20251118 |
| Shandong Kaitai Petro | China national standards | MT | 917.35 | USD | 20251118 |
| Hubei 789 Chem | China national standards | MT | 818.56 | USD | 20251118 |
| Liaocheng Xinli | China national standards | MT | 790.34 | USD | 20251118 |
| Hubei 789 Chem | China national standards | MT | 818.56 | USD | 20251118 |