| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chem | China national standards | MT | 1243.76 | USD | 20251210 |
| Beijing Yanshan Petro | China national standards | MT | 975.22 | USD | 20251210 |
| Qingdao Shengze Chem | China national standards | MT | 805.62 | USD | 20251210 |
| Sinopec | China national standards | MT | 826.82 | USD | 20251210 |
| Lihuayi Weiyuan Chem | China national standards | MT | 946.96 | USD | 20251210 |
| Unknown | China national standards | MT | 826.82 | USD | 20251210 |
| Jinan Jinrihe Chem | China national standards | MT | 1003.49 | USD | 20251210 |
| Qingdao Shengze Chem | China national standards | MT | 805.62 | USD | 20251210 |
| Unknown | China national standards | MT | 826.59 | USD | 20251209 |
| Beijing Yanshan Petro | China national standards | MT | 819.52 | USD | 20251209 |