| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuanhe Chem | China national standards | MT | 875.26 | USD | 20251107 |
| Nantong Zhonghe Chem | China national standards | MT | 804.68 | USD | 20251107 |
| Wuhan Hengjiu Chem | China national standards | MT | 847.03 | USD | 20251107 |
| Wuhan Hengjiu Chem | China national standards | MT | 847.03 | USD | 20251107 |
| PetroChina | China national standards | MT | 847.03 | USD | 20251107 |
| Lihuayi Shandong | China national standards | MT | 727.03 | USD | 20251107 |
| Luxi Chem | China national standards | MT | 727.03 | USD | 20251107 |
| Qingdao Shengze Chem | China national standards | MT | 727.03 | USD | 20251107 |
| Shandong Aite Chem | China national standards | MT | 1072.9 | USD | 20251107 |
| Shandong Aite Chem | China national standards | MT | 1115.25 | USD | 20251107 |