| Vendor | Spec | Unit | Price | Currency | Date |
| CNPC | China national standards | MT | 733.88 | USD | 20251110 |
| Lihuayi Shandong | China national standards | MT | 783.28 | USD | 20251110 |
| Shandong Jiaen Chem | China national standards | MT | 959.69 | USD | 20251110 |
| Nantong Zhonghe Chem | China national standards | MT | 804.45 | USD | 20251110 |
| Qingdao Shengze Chem | China national standards | MT | 726.83 | USD | 20251110 |
| Qingdao Shengze Chem | China national standards | MT | 726.83 | USD | 20251110 |
| Luxi Chem | China national standards | MT | 726.83 | USD | 20251110 |
| Lihuayi Shandong | China national standards | MT | 726.83 | USD | 20251110 |
| Wuhan Hengjiu Chem | China national standards | MT | 846.79 | USD | 20251110 |
| Wuhan Hengjiu Chem | China national standards | MT | 846.79 | USD | 20251110 |