| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chem | China national standards | MT | 935.99 | USD | 20251011 |
| Jinan Dezheng Chem | China national standards | MT | 935.99 | USD | 20251011 |
| Lihuayi Weiyuan Chem | China national standards | MT | 978.21 | USD | 20251011 |
| Beijing Yanshan Petro | China national standards | MT | 978.21 | USD | 20251011 |
| Sinopec | China national standards | MT | 992.29 | USD | 20251011 |
| Shanghai Guoke | China national standards | MT | 1278.01 | USD | 20251011 |
| Shandong Xima | China national standards | MT | 886.72 | USD | 20251011 |
| Shandong Xima | China national standards | MT | 886.72 | USD | 20251011 |
| Lihuayi Weiyuan Chem | China national standards | MT | 957.1 | USD | 20251011 |
| Shandong Qiangsen Chem | China national standards | MT | 928.95 | USD | 20251011 |