| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec | China national standards | MT | 1229.61 | USD | 20251203 |
| Beijing Yanshan Petro | China national standards | MT | 1158.95 | USD | 20251203 |
| Shandong Yuhuang Chem | China national standards | MT | 1293.21 | USD | 20251203 |
| Sinopec | China national standards | MT | 889.91 | USD | 20251202 |
| Shandong Yushuo Chem | China national standards | MT | 918.16 | USD | 20251202 |
| Hubei 789 Chem | China national standards | MT | 1299.55 | USD | 20251202 |
| Sinopec | China national standards | MT | 904.03 | USD | 20251202 |
| Shandong Yushuo Chem | China national standards | MT | 904.03 | USD | 20251202 |
| Sinopec | China national standards | MT | 889.91 | USD | 20251202 |
| Hubei 789 Chem | China national standards | MT | 1299.55 | USD | 20251202 |