| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 1030.03 | USD | 20251119 |
| Wanhua Chem | China national standards | MT | 1044.14 | USD | 20251119 |
| Wanhua Chem | China national standards | MT | 1072.36 | USD | 20251119 |
| Shandong Langchem | China national standards | MT | 987.7 | USD | 20251119 |
| Hubei 789 Chem | China national standards | MT | 818.38 | USD | 20251119 |
| Shandong Aite Chem | China national standards | MT | 888.93 | USD | 20251119 |
| Shandong Aite Chem | China national standards | MT | 945.37 | USD | 20251119 |
| Shandong Aite Chem | China national standards | MT | 888.93 | USD | 20251119 |
| Shandong Jinwen Chem | China national standards | MT | 987.7 | USD | 20251119 |
| Shandong Kaitai Petro | China national standards | MT | 917.15 | USD | 20251119 |